Universidad de Buenos Aires
JMIR Publications
Public Library of Science (PLoS)
Universidad Nacional de Asunción
Universidad Nacional Autónoma de Honduras
Universidad de Costa Rica
CEPESE
Universitas Gadjah Mada
Centers for Disease Control and Prevention
Associação Brasileira de Estudos Populacionais
Asociación Latinoamericana de Población
Rajiv Gandhi University of Health Sciences
Senex
Poznańskie Towarzystwo Przyjaciół Nauk
Elsevier
Porcelain Publishing International Limited
South African Medical Association
Institute of Social Science, Belgrade
Dove Medical Press
Cairo University, Faculty of Graduate Studies for Statistical Research (FGSSR)