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- [21] A cross-sectional retrospective study of SARS-CoV-2 seroprevalence in domestic cats, dogs and rabbits in PolandBMC VETERINARY RESEARCH, 2021, 17 (01)Pomorska-Mol, Malgorzata论文数: 0 引用数: 0 h-index: 0机构: Poznan Univ Life Sci, Dept Preclin Sci & Infect Dis, Wolynska 35, PL-60637 Poznan, Poland Poznan Univ Life Sci, Dept Preclin Sci & Infect Dis, Wolynska 35, PL-60637 Poznan, PolandTurlewicz-Podbielska, Hanna论文数: 0 引用数: 0 h-index: 0机构: Poznan Univ Life Sci, Dept Preclin Sci & Infect Dis, Wolynska 35, PL-60637 Poznan, Poland Poznan Univ Life Sci, Dept Preclin Sci & Infect Dis, Wolynska 35, PL-60637 Poznan, PolandGogulski, Maciej论文数: 0 引用数: 0 h-index: 0机构: Poznan Univ Life Sci, Dept Preclin Sci & Infect Dis, Wolynska 35, PL-60637 Poznan, Poland Poznan Univ Life Sci, Dept Preclin Sci & Infect Dis, Wolynska 35, PL-60637 Poznan, PolandRuszkowski, Jakub J.论文数: 0 引用数: 0 h-index: 0机构: Poznan Univ Life Sci, Fac Vet Med & Anim Sci, Dept Anim Anat, Wojska Polskiego 71C, PL-60625 Poznan, Poland Poznan Univ Life Sci, Dept Preclin Sci & Infect Dis, Wolynska 35, PL-60637 Poznan, PolandKubiak, Magdalena论文数: 0 引用数: 0 h-index: 0机构: Poznan Univ Life Sci, Fac Vet Med & Anim Sci, Dept Internal Med & Diagnost, Wolynska 35, PL-60637 Poznan, Poland Poznan Univ Life Sci, Dept Preclin Sci & Infect Dis, Wolynska 35, PL-60637 Poznan, PolandKuriga, Anna论文数: 0 引用数: 0 h-index: 0机构: Poznan Univ Life Sci, Dept Preclin Sci & Infect Dis, Wolynska 35, PL-60637 Poznan, Poland Poznan Univ Life Sci, Dept Preclin Sci & Infect Dis, Wolynska 35, PL-60637 Poznan, PolandBarket, Przemyslaw论文数: 0 引用数: 0 h-index: 0机构: Vet Clin Ctr Malych Zwierzat SCMPiP Barket, Przemysl, Poland Poznan Univ Life Sci, Dept Preclin Sci & Infect Dis, Wolynska 35, PL-60637 Poznan, PolandPostrzech, Marek论文数: 0 引用数: 0 h-index: 0机构: Vet Clin Esculap, Deblin, Poland Poznan Univ Life Sci, Dept Preclin Sci & Infect Dis, Wolynska 35, PL-60637 Poznan, Poland
- [22] Seroprevalence of SARS-CoV-2 antibodies in university students: Cross-sectional study, December 2020, EnglandJOURNAL OF INFECTION, 2021, 83 (01) : 104 - 111Vusirikala, Amoolya论文数: 0 引用数: 0 h-index: 0机构: Publ Hlth England, Immunisat & Countermeasures Div, 61 Colindale Ave, London NW9 5EQ, England Publ Hlth England, Immunisat & Countermeasures Div, 61 Colindale Ave, London NW9 5EQ, EnglandWhitaker, Heather论文数: 0 引用数: 0 h-index: 0机构: Publ Hlth England, Immunisat & Countermeasures Div, 61 Colindale Ave, London NW9 5EQ, England Publ Hlth England, Immunisat & Countermeasures Div, 61 Colindale Ave, London NW9 5EQ, EnglandJones, Samuel论文数: 0 引用数: 0 h-index: 0机构: Publ Hlth England, Immunisat & Countermeasures Div, 61 Colindale Ave, London NW9 5EQ, England Publ Hlth England, Immunisat & Countermeasures Div, 61 Colindale Ave, London NW9 5EQ, EnglandTessier, Elise论文数: 0 引用数: 0 h-index: 0机构: Publ Hlth England, Immunisat & Countermeasures Div, 61 Colindale Ave, London NW9 5EQ, England Publ Hlth England, Immunisat & Countermeasures Div, 61 Colindale Ave, London NW9 5EQ, EnglandBorrow, Ray论文数: 0 引用数: 0 h-index: 0机构: Publ Hlth England, Serowpidemiol Unit, Publ Hlth Lab Manchester, Manhcester Royal Infirm,Manchester Med Microbiol, Oxford Rd, Manchester M13 9WL, Lancs, England Publ Hlth England, Immunisat & Countermeasures Div, 61 Colindale Ave, London NW9 5EQ, EnglandLinley, Ezra论文数: 0 引用数: 0 h-index: 0机构: Publ Hlth England, Serowpidemiol Unit, Publ Hlth Lab Manchester, Manhcester Royal Infirm,Manchester Med Microbiol, Oxford Rd, Manchester M13 9WL, Lancs, England Publ Hlth England, Immunisat & Countermeasures Div, 61 Colindale Ave, London NW9 5EQ, EnglandHoschler, Katja论文数: 0 引用数: 0 h-index: 0机构: Publ Hlth England, Immunisat & Countermeasures Div, 61 Colindale Ave, London NW9 5EQ, England Publ Hlth England, Immunisat & Countermeasures Div, 61 Colindale Ave, London NW9 5EQ, EnglandBaawuah, Frances论文数: 0 引用数: 0 h-index: 0机构: Publ Hlth England, Immunisat & Countermeasures Div, 61 Colindale Ave, London NW9 5EQ, England Publ Hlth England, Immunisat & Countermeasures Div, 61 Colindale Ave, London NW9 5EQ, EnglandAhmad, Shazaad论文数: 0 引用数: 0 h-index: 0机构: Manchester Fdn Trust, Manchester Acad Hlth Sci Ctr, Dept Virol, Manchester Med Microbiol Partnership, Manchester M13 9WL, Lancs, England Publ Hlth England, Immunisat & Countermeasures Div, 61 Colindale Ave, London NW9 5EQ, EnglandAndrews, Nick论文数: 0 引用数: 0 h-index: 0机构: Publ Hlth England, Immunisat & Countermeasures Div, 61 Colindale Ave, London NW9 5EQ, England Publ Hlth England, Immunisat & Countermeasures Div, 61 Colindale Ave, London NW9 5EQ, EnglandRamsay, Mary论文数: 0 引用数: 0 h-index: 0机构: Publ Hlth England, Immunisat & Countermeasures Div, 61 Colindale Ave, London NW9 5EQ, England Publ Hlth England, Immunisat & Countermeasures Div, 61 Colindale Ave, London NW9 5EQ, EnglandLadhani, Shamez N.论文数: 0 引用数: 0 h-index: 0机构: Publ Hlth England, Immunisat & Countermeasures Div, 61 Colindale Ave, London NW9 5EQ, England St Georges Univ London, Paediat Infect Dis Res Grp, London SW17 0RE, England Publ Hlth England, Immunisat & Countermeasures Div, 61 Colindale Ave, London NW9 5EQ, EnglandBrown, Kevin E.论文数: 0 引用数: 0 h-index: 0机构: Publ Hlth England, Immunisat & Countermeasures Div, 61 Colindale Ave, London NW9 5EQ, England Publ Hlth England, Immunisat & Countermeasures Div, 61 Colindale Ave, London NW9 5EQ, EnglandAmirthalingam, Gayatri论文数: 0 引用数: 0 h-index: 0机构: Publ Hlth England, Immunisat & Countermeasures Div, 61 Colindale Ave, London NW9 5EQ, England Publ Hlth England, Immunisat & Countermeasures Div, 61 Colindale Ave, London NW9 5EQ, England
- [23] SARS-CoV-2 seroprevalence in the adult detainees of the Paris area in 2021: A multicenter cross-sectional studyJOURNAL OF INFECTION, 2022, 85 (02) : E40 - E43Mellon, Guillaume论文数: 0 引用数: 0 h-index: 0机构: Hop Fresnes, EPSNF, Serv Med Polyvalente & Malad Infect, F-94260 Fresnes, France Hop Bichat Claude Bernard, AP HP Assistance Publ Hop Paris, COREB, F-75018 Paris, France Hop Fresnes, EPSNF, Serv Med Polyvalente & Malad Infect, F-94260 Fresnes, France论文数: 引用数: h-index:机构:Fac, Catherine论文数: 0 引用数: 0 h-index: 0机构: Hop Andre Mignot, AP HP Assistance Publ Hop Paris, Ctr Penitentiaire Bois dArcy, Unite sanitaire milieu penitentiaire USMP, La Kremlin Bicetre, France Hop Fresnes, EPSNF, Serv Med Polyvalente & Malad Infect, F-94260 Fresnes, FranceCarton, Beatrice论文数: 0 引用数: 0 h-index: 0机构: Hop Andre Mignot, Ctr Penitentiaire Bois dArcy, Unite sanitaire milieu penitentiaire USMP, Le Chesnay, France Hop Fresnes, EPSNF, Serv Med Polyvalente & Malad Infect, F-94260 Fresnes, FranceCordonnier, Francois论文数: 0 引用数: 0 h-index: 0机构: Hop Poissy, Ctr Penitentiaire Poissy, Unite sanitaire milieu penitentiaire USMP, Poissy, France Hop Fresnes, EPSNF, Serv Med Polyvalente & Malad Infect, F-94260 Fresnes, FranceDavid, Emmanuelle论文数: 0 引用数: 0 h-index: 0机构: Grand Hop IEst Francilien, Ctr Penitentiaire Meaux, Unite sanitaire milieu penitentiaire USMP, Meaux, Seine & Marne, France Hop Fresnes, EPSNF, Serv Med Polyvalente & Malad Infect, F-94260 Fresnes, FranceGoutte, Beatrice论文数: 0 引用数: 0 h-index: 0机构: Hop Pontoise, Ctr Penitentiaire dOsny, Unite sanitaire milieu penitentiaire USMP, Pontoise, France Hop Fresnes, EPSNF, Serv Med Polyvalente & Malad Infect, F-94260 Fresnes, FranceHeulin, Francois论文数: 0 引用数: 0 h-index: 0机构: Ctr daccueil & soins hosp Nanterre, Ctr Penitentiaire Nanterre, Unite sanitaire milieu penitentiaire USMP, Nanterre, France Hop Fresnes, EPSNF, Serv Med Polyvalente & Malad Infect, F-94260 Fresnes, FranceKanoui, Valerie论文数: 0 引用数: 0 h-index: 0机构: Ctr hosp sud francilien, Ctr Penitentiaire Fleury Merogis, Unite sanitaire milieu penitentiaire USMP, Corbeil Essonnes, France Hop Fresnes, EPSNF, Serv Med Polyvalente & Malad Infect, F-94260 Fresnes, FranceLevasseur, Ludovic论文数: 0 引用数: 0 h-index: 0机构: Hop Robert Ballanger, Ctr Penitentiaire Villepinte, Unite sanitaire milieu penitentiaire USMP, Villepinte, France Hop Fresnes, EPSNF, Serv Med Polyvalente & Malad Infect, F-94260 Fresnes, FranceRacle, Pascale论文数: 0 引用数: 0 h-index: 0机构: Grp Hosp Sud Ile France, Ctr Penitentiaire Melun, Unite sanitaire milieu penitentiaire USMP, Melun, France Hop Fresnes, EPSNF, Serv Med Polyvalente & Malad Infect, F-94260 Fresnes, FranceSilberman, Benjamin论文数: 0 引用数: 0 h-index: 0机构: Ctr Penitentiaire Paris, AP HP Assistance Publ Hop Paris, Unite sanitaire milieu penitentiaire USMP, Paris, France Hop Fresnes, EPSNF, Serv Med Polyvalente & Malad Infect, F-94260 Fresnes, FranceNehri, Kawther论文数: 0 引用数: 0 h-index: 0机构: Hop Antoine Beclere, AP HP, Unite Rech Clin, Clamart, France Hop Fresnes, EPSNF, Serv Med Polyvalente & Malad Infect, F-94260 Fresnes, FranceDulioust, Anne论文数: 0 引用数: 0 h-index: 0机构: Hop Fresnes, Serv Med Polyvalente & Malad Infect, EPSNF, F-94260 Fresnes, France Hop Fresnes, EPSNF, Serv Med Polyvalente & Malad Infect, F-94260 Fresnes, FranceRoque-Afonso, Anne-Marie论文数: 0 引用数: 0 h-index: 0机构: Univ Paris Saclay, Serv virol, Hop Paul Brousse, AP HP,INSERM, F-94800 Villejuif, France Hop Fresnes, EPSNF, Serv Med Polyvalente & Malad Infect, F-94260 Fresnes, France
- [24] Nationwide seroprevalence of antibodies to SARS-CoV-2 in asymptomatic population in South Korea: a cross-sectional studyBMJ OPEN, 2021, 11 (04):Nah, Eun-Hee论文数: 0 引用数: 0 h-index: 0机构: Korea Assoc Hlth Promot, Hlth Promot Res Inst, Seoul, South Korea Korea Assoc Hlth Promot, Hlth Promot Res Inst, Seoul, South KoreaCho, Seon论文数: 0 引用数: 0 h-index: 0机构: Korea Assoc Hlth Promot, Hlth Promot Res Inst, Seoul, South Korea Korea Assoc Hlth Promot, Hlth Promot Res Inst, Seoul, South KoreaPark, Hyeran论文数: 0 引用数: 0 h-index: 0机构: Korea Assoc Hlth Promot, Hlth Promot Res Inst, Seoul, South Korea Korea Assoc Hlth Promot, Hlth Promot Res Inst, Seoul, South KoreaHwang, Inhwan论文数: 0 引用数: 0 h-index: 0机构: Korea Assoc Hlth Promot, Hlth Promot Res Inst, Seoul, South Korea Korea Assoc Hlth Promot, Hlth Promot Res Inst, Seoul, South KoreaCho, Han-Ik论文数: 0 引用数: 0 h-index: 0机构: Korea Assoc Hlth Promot, MEDIcheck Lab, Seoul, South Korea Korea Assoc Hlth Promot, Hlth Promot Res Inst, Seoul, South Korea
- [25] A cross-sectional retrospective study of SARS-CoV-2 seroprevalence in domestic cats, dogs and rabbits in PolandBMC Veterinary Research, 17Małgorzata Pomorska-Mól论文数: 0 引用数: 0 h-index: 0机构: Poznan University of Life Sciences,Department of Preclinical Sciences and Infectious DiseasesHanna Turlewicz-Podbielska论文数: 0 引用数: 0 h-index: 0机构: Poznan University of Life Sciences,Department of Preclinical Sciences and Infectious DiseasesMaciej Gogulski论文数: 0 引用数: 0 h-index: 0机构: Poznan University of Life Sciences,Department of Preclinical Sciences and Infectious DiseasesJakub J. Ruszkowski论文数: 0 引用数: 0 h-index: 0机构: Poznan University of Life Sciences,Department of Preclinical Sciences and Infectious DiseasesMagdalena Kubiak论文数: 0 引用数: 0 h-index: 0机构: Poznan University of Life Sciences,Department of Preclinical Sciences and Infectious DiseasesAnna Kuriga论文数: 0 引用数: 0 h-index: 0机构: Poznan University of Life Sciences,Department of Preclinical Sciences and Infectious DiseasesPrzemysław Barket论文数: 0 引用数: 0 h-index: 0机构: Poznan University of Life Sciences,Department of Preclinical Sciences and Infectious DiseasesMarek Postrzech论文数: 0 引用数: 0 h-index: 0机构: Poznan University of Life Sciences,Department of Preclinical Sciences and Infectious Diseases
- [26] Seroprevalence and factors associated with SARS-CoV-2 infection among healthcare workers: cross-sectional studyBMC INFECTIOUS DISEASES, 2023, 23 (01)Taher, Watheq Thabet论文数: 0 引用数: 0 h-index: 0机构: Univ Aden, Fac Med & Hlth Sci, Aden, Yemen Univ Aden, Fac Med & Hlth Sci, Aden, YemenBawazir, Amen A.论文数: 0 引用数: 0 h-index: 0机构: Univ Aden, Fac Med & Hlth Sci, Aden, Yemen AlMaarefa Univ, Coll Med, Ad Diriyah, Saudi Arabia Univ Aden, Fac Med & Hlth Sci, Aden, YemenSallam, Talal A.论文数: 0 引用数: 0 h-index: 0机构: Al Baha Univ, Fac Med, Al Bahah, Saudi Arabia Univ Aden, Fac Med & Hlth Sci, Aden, YemenAlsurimi, Khaled论文数: 0 引用数: 0 h-index: 0机构: Univ Doha Sci & Technol, Doha, Qatar Univ Aden, Fac Med & Hlth Sci, Aden, Yemen
- [27] Seroprevalence and factors associated with SARS-CoV-2 infection among healthcare workers: cross-sectional studyBMC Infectious Diseases, 23Watheq Thabet Taher论文数: 0 引用数: 0 h-index: 0机构: The University of Aden,Faculty of Medicine and Health SciencesAmen A. Bawazir论文数: 0 引用数: 0 h-index: 0机构: The University of Aden,Faculty of Medicine and Health SciencesTalal A. Sallam论文数: 0 引用数: 0 h-index: 0机构: The University of Aden,Faculty of Medicine and Health SciencesKhaled Alsurimi论文数: 0 引用数: 0 h-index: 0机构: The University of Aden,Faculty of Medicine and Health Sciences
- [28] Cross-reactivity of SARS-CoV structural protein antibodies against SARS-CoV-2CELL REPORTS, 2021, 34 (07):Bates, Timothy A.论文数: 0 引用数: 0 h-index: 0机构: Oregon Hlth & Sci Univ OHSU, Dept Mol Microbiol & Immunol, Portland, OR 97239 USA Oregon Hlth & Sci Univ OHSU, Dept Mol Microbiol & Immunol, Portland, OR 97239 USAWeinstein, Jules B.论文数: 0 引用数: 0 h-index: 0机构: Oregon Hlth & Sci Univ OHSU, Dept Mol Microbiol & Immunol, Portland, OR 97239 USA Oregon Hlth & Sci Univ OHSU, Dept Mol Microbiol & Immunol, Portland, OR 97239 USA论文数: 引用数: h-index:机构:Leier, Hans C.论文数: 0 引用数: 0 h-index: 0机构: Oregon Hlth & Sci Univ OHSU, Dept Mol Microbiol & Immunol, Portland, OR 97239 USA Oregon Hlth & Sci Univ OHSU, Dept Mol Microbiol & Immunol, Portland, OR 97239 USAMesser, William B.论文数: 0 引用数: 0 h-index: 0机构: Oregon Hlth & Sci Univ OHSU, Dept Mol Microbiol & Immunol, Portland, OR 97239 USA Oregon Hlth & Sci Univ OHSU, Dept Med, Div Infect Dis, Portland, OR 97239 USA Oregon Hlth & Sci Univ OHSU, Dept Mol Microbiol & Immunol, Portland, OR 97239 USATafesse, Fikadu G.论文数: 0 引用数: 0 h-index: 0机构: Oregon Hlth & Sci Univ OHSU, Dept Mol Microbiol & Immunol, Portland, OR 97239 USA Oregon Hlth & Sci Univ OHSU, Dept Mol Microbiol & Immunol, Portland, OR 97239 USA
- [29] Malaria prevalence in north-eastern Nigeria: A cross-sectional studyASIAN PACIFIC JOURNAL OF TROPICAL MEDICINE, 2013, 6 (11) : 865 - 868Houben, C. H.论文数: 0 引用数: 0 h-index: 0机构: Diagnost Ctr MMM Grp & Specialist Hosp Yola, Yola, Adamawa State, Nigeria Diagnost Ctr MMM Grp & Specialist Hosp Yola, Yola, Adamawa State, NigeriaFleischmann, H.论文数: 0 引用数: 0 h-index: 0机构: Med Mission Inst, D-97074 Wurzburg, Germany Diagnost Ctr MMM Grp & Specialist Hosp Yola, Yola, Adamawa State, NigeriaGueckel, M.论文数: 0 引用数: 0 h-index: 0机构: Helios Kliniken Schwerin, D-19049 Schwerin, Germany Diagnost Ctr MMM Grp & Specialist Hosp Yola, Yola, Adamawa State, Nigeria
- [30] Seroprevalence of the SARS-CoV-2 antibody in healthcare workers: a multicentre cross-sectional study in 10 Colombian citiesOCCUPATIONAL AND ENVIRONMENTAL MEDICINE, 2022, 79 (06) : 388 - 395Malagon-Rojas, Jeadran Nevardo论文数: 0 引用数: 0 h-index: 0机构: El Bosque Univ, Doctorado Salud Publ, Fac Med, Bogota, Colombia Inst Nacl Salud, Grp Invest Salud Ambiental & Laboral, Bogota, Colombia El Bosque Univ, Doctorado Salud Publ, Fac Med, Bogota, ColombiaMercado-Reyes, Marcela论文数: 0 引用数: 0 h-index: 0机构: Natl Inst Hlth, Res Directorate, Bogota, Colombia El Bosque Univ, Doctorado Salud Publ, Fac Med, Bogota, ColombiaToloza-Perez, Yezith G.论文数: 0 引用数: 0 h-index: 0机构: Inst Nacl Salud, Grp Invest Salud Ambiental & Laboral, Bogota, Colombia El Bosque Univ, Doctorado Salud Publ, Fac Med, Bogota, ColombiaParra Barrera, Eliana L.论文数: 0 引用数: 0 h-index: 0机构: Inst Nacl Salud, Grp Invest Salud Ambiental & Laboral, Bogota, Colombia El Bosque Univ, Doctorado Salud Publ, Fac Med, Bogota, ColombiaPalma, Marien论文数: 0 引用数: 0 h-index: 0机构: Inst Nacl Salud, Grp Invest Salud Ambiental & Laboral, Bogota, Colombia El Bosque Univ, Doctorado Salud Publ, Fac Med, Bogota, ColombiaMunoz, Esperanza论文数: 0 引用数: 0 h-index: 0机构: Univ Nacl Colombia, Fac Nursing, Bogota, Colombia El Bosque Univ, Doctorado Salud Publ, Fac Med, Bogota, ColombiaLopez, Ronald论文数: 0 引用数: 0 h-index: 0机构: Inst Nacl Salud, Grp Invest Salud Ambiental & Laboral, Bogota, Colombia El Bosque Univ, Doctorado Salud Publ, Fac Med, Bogota, ColombiaAlmentero, Julia论文数: 0 引用数: 0 h-index: 0机构: Inst Nacl Salud, Grp Invest Salud Ambiental & Laboral, Bogota, Colombia El Bosque Univ, Doctorado Salud Publ, Fac Med, Bogota, ColombiaRubio, Vivian V.论文数: 0 引用数: 0 h-index: 0机构: Natl Inst Hlth, Res Directorate, Bogota, Colombia El Bosque Univ, Doctorado Salud Publ, Fac Med, Bogota, ColombiaIbanez, Edgar论文数: 0 引用数: 0 h-index: 0机构: El Bosque Univ, Fac Med, Bogota, Colombia El Bosque Univ, Doctorado Salud Publ, Fac Med, Bogota, ColombiaTellez, Eliana论文数: 0 引用数: 0 h-index: 0机构: Inst Nacl Salud, Grp Invest Salud Ambiental & Laboral, Bogota, Colombia Red Invest Innovac & Desarrollo Seguridad & Salud, Bogota, Colombia El Bosque Univ, Doctorado Salud Publ, Fac Med, Bogota, ColombiaDelgado-Murcia, Lucy G.论文数: 0 引用数: 0 h-index: 0机构: Natl Univ Colombia Bogota Headquarters, Immunotoxicol Res Grp, Bogota, Colombia Natl Open & Distance Univ, Bucaramanga, Colombia El Bosque Univ, Doctorado Salud Publ, Fac Med, Bogota, ColombiaJimenez, Claudia P.论文数: 0 引用数: 0 h-index: 0机构: Red Invest Innovac & Desarrollo Seguridad & Salud, Bogota, Colombia El Bosque Univ, Doctorado Salud Publ, Fac Med, Bogota, ColombiaViasus-Perez, Diego论文数: 0 引用数: 0 h-index: 0机构: Univ Norte, Sch Med, Barranquilla, Colombia El Bosque Univ, Doctorado Salud Publ, Fac Med, Bogota, ColombiaGalindo, Marisol论文数: 0 引用数: 0 h-index: 0机构: Natl Inst Hlth, Res Directorate, Bogota, Colombia El Bosque Univ, Doctorado Salud Publ, Fac Med, Bogota, ColombiaLagos, Luisa论文数: 0 引用数: 0 h-index: 0机构: Inst Nacl Salud, Grp Invest Salud Ambiental & Laboral, Bogota, Colombia El Bosque Univ, Doctorado Salud Publ, Fac Med, Bogota, Colombia