The University of Texas Health Science Center at Houston School of Public Health
USA
University Pompeu Fabra/ Center for Research in Occupational Health
SPAIN
The University of Texas Health Science Center at San Antonio School of Public Health
USA
Instituto de Investigaciones Gino Germani, Fac. Cs Sociales, UBA
ARGENTINA
Universidad Pompeu Fabra/ Centro de investigación en Salud Laboral
ECUADOR