?:authorAffiliation
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[\'Department of Obstetrics and Gynaecology, Faculty of Clinical Sciences, College of Medicine, University College Hospital, University of Ibadan, Ibadan, Oyo State, Nigeria.\', \'Department of Epidemiology and Medical Statistics, Faculty of Public Health, College of Medicine, University of Ibadan, Ibadan, Oyo State, Nigeria.\', \'Department of Obstetrics and Gynaecology, University College Hospital, Ibadan, Oyo State, Nigeria.\', \'Department of Obstetrics and Gynaecology, Lagos State University Teaching Hospital, Ikeja, Lagos State, Nigeria.\']
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