Elsevier
Universidad Nacional Hermilio Valdizán de Huánuco
Universidade Federal do Piauí
BMC
Medical Journals Sweden
Sociedad Chilena de Pediatría
Zeppelini Editorial e Comunicacao
Centers for Disease Control and Prevention
Verduci Editore
Wolters Kluwer Health - Lippincott Williams Wilkins
Rockefeller University Press
Taylor & Francis Group
Shared Science Publishers OG
PAGEPress Publications
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