[1
]
Department of Population, Family and Reproductive Health, Johns Hopkins Bloomberg
School of Public Health, Baltimore, Maryland. Electronic address: mdecker@jhsph.edu.
[2
]
Department of Population, Family and Reproductive Health, Johns Hopkins Bloomberg
School of Public Health, Baltimore, Maryland.
[3
]
Institute of Child Health, College of Medicine, University of Ibadan/University College
Hospital, Ibadan, Oyo State, Nigeria.
[4
]
Population Council, New Delhi, India.
[5
]
Department of Obstetrics and Gynecology, College of Medicine, University of Ibadan/University
College Hospital, Ibadan, Oyo State, Nigeria.
[6
]
Shanghai Institute of Planned Parenthood Research, Shanghai, China.
[7
]
Wits Reproductive Health & HIV Institute, School of Clinical Medicine, University
of the Witwatersrand, Johannesburg.