University Library System, University of Pittsburgh
IWA Publishing
University of Rwanda
Midwifery Department, UNS (Universitas Sebelas Maret) Surakarta
University of Malawi, College of Medicine
De Gruyter
Universitas Islam Negeri Alauddin Makassar
SAGE Publishing
European Publishing
Nepal Health Research Council
Springer
Fundación Universitaria María Cano
Elsevier
Sage
Centre for Epidemiology and Clinical Research
PRO MEDICINA Foundation
Advance Educational Institute & Research Centre