1. Ministry of Health, Nurses’ and Midwives’ Training College, Tamale P.O. Box 565, Ghana
2. Department of Global and International Health, School of Public Health, University for Development Studies, Tamale P.O. Box TL1350, Ghana
3. Department of Public Health, Faculty of Medicine, Universitas Padjadjaran, Jl Eyckman 38 Pasteur, Bandung 40161, Indonesia
4. Department of Epidemiology and Biostatistics, Fred N. Binka School of Public Health, University of Health and Allied Sciences, Ho PMB 31, Ghana
5. Research and Innovation Unit, College of Nursing and Midwifery, Nalerigu P.O. Box 10, Ghana
6. Department of Population of Health Economics, Dehradun Institute of Technology, Dehradun 248009, India
7. Department of Midwifery and Women’s Health, School of Nursing and Midwifery, University for Development Studies, Tamale P.O. Box TL1350, Ghana
8. Department of Obstetrics and Gynaecology, School of Medicine, University of Health and Allied Sciences, Ho PMB 31, Ghana
9. School of Allied Health, Anglia Ruskin University, Chelmsford CM1 1SQ, UK