[1] UAM, IIS Princesa, Hosp Univ La Princesa, Madrid, Spain
[2] CIBERehd, Gastroenterol Unit, Madrid, Spain
[3] CIBERehd, CIC BioGUNE BRTA Basque Res & Technol Alliance, Prote Platform, Derio, Spain
[4] Univ Rey Juan Carlos, Gastroenterol Unit, Dept Ciencias Basicas Salud, Area Farmacol & Nutr Bromatol, Madrid, Spain
[5] Hosp Univ Cent Asturias, Asturias, Spain
[6] Inst Invest Sanitaria Principado Asturias ISPA, Gastroenterol Unit, Asturias, Spain
[7] Hosp Univ Marques de Valdecilla, Santander, Spain
[8] IDIVAL, Gastroenterol Unit, Santander, Spain
[9] Hosp Gen Univ Alicante, Gastroenterol Unit, Alicante, Spain
[10] Hosp Galdakao Usansolo, Gastroenterol Unit, Vizcaya, Spain
[11] Hosp Clin Univ Valladolid, Gastroenterol Unit, Valladolid, Spain
[12] Hosp Univ Gran Canaria Dr Negrin, Gastroenterol Unit, Las Palmas Gran Canaria, Spain
[13] Hosp Univ Reina Sofia, Cordoba, Spain
[14] IMIBIC, Gastroenterol Unit, Cordoba, Spain
[15] Hosp Univ & Politecn La Fe, Valencia, Spain
[16] Hlth Res Inst IISLaFe, Gastroenterol Unit, Valencia, Spain
[17] Complexo Hosp Univ Santiago, Gastroenterol Unit, Santiago De Compostela, Spain
[18] Hosp Univ Fuenlabrada, Gastroenterol Unit, Madrid, Spain
[19] Hosp Gen Univ Ciudad Real, Gastroenterol Unit, Ciudad Real, Spain
[20] Hosp San Jorge, Gastroenterol Unit, Huesca, Spain
[21] Hosp Univ Son Espases, Gastroenterol Unit, Palma De Mallorca, Spain
[22] Hosp Univ Mutua Terrasa, Terrassa, Spain
[23] CIBERehd, Gastroenterol Unit, Terrassa, Spain
[24] Hosp Univ La Princesa, Immunol Unit, Madrid, Spain
[25] Univ Autonoma Madrid, Inst Invest Sanitaria Princesa, Ctr Invest Biomed Red Cardiovasc CIBER CV, Immunol Unit, Madrid, Spain