Department of Obstetrics and Gynecology;
University of Benin Teaching Hospital;
Benin City 30001;
Nigeria Women's Health and Action Research Center;
Benin City 30001;
Nigeria Department of Public Health Sciences;
Division of lnternational Health (IHCAR);
Karolinska Institute;
Stockholm 08;
Sweden;
Department of Anatomy;
University of Benin;
Benin City 30001;
Nigeria Women's Health and Action Research Center;
Benin City 30001;
Nigeria;
Department of Obstetrics and Gynecology;
University of Benin Teaching Hospital;
Benin City 30001;
Nigeria Women's Health and Action Research Center;
Benin City 30001;
Nigeria;
Department of Obstetrics and Gynecology;
University of Benin Teaching Hospital;
Benin City 30001;
Nigeria;
Department of Public Health Sciences;
Division of International Health (IHCAR);
Karolinska Institute;
Stockholm 08;
Sweden;