[1] Univ Gothenburg, Sahlgrenska Acad, Sch Publ Hlth & Community Med, Gothenburg, Sweden
[2] La Isla Network, Washington, DC USA
[3] Univ Utrecht, Inst Risk Assessment Sci, Environm Epidemiol Div, Utrecht, Netherlands
[4] Lund Univ, Dept Lab Med, Occupat & Environm Med, Lund, Sweden
[5] Inst Tecnol Costa Rica, Unidad Gest Ambiental & Segur Laboral, Cartago, Costa Rica
[6] Univ Salvador, Fac Quim & Farm, San Salvador, El Salvador
[7] Programa SALTRA ES, San Salvador, El Salvador
[8] Univ Massachusetts Lowell, Dept Work Environm, Lowell, MA USA