المؤلفون: Ofili, Perpetua Chinyere, Ede, Moses Onyemaechi, Anyaegbunam, Ngozi Joannes, Oforka, Kingsley Okechukwu, Okereke, Innocent Ebere, Umeifekwem, Joshua Emeka, Bosa, Chukwuebuka Nnagozie, Ngwoke, Saint Oliver Rotachukwu, Okoroafor, Uzochukwu, Oyibo, Melitus Amadi, Ogueri, Emmanuel Obinna, Ibhafido, Akhere, Abbah, Oliver Igwebuike, Nwakamma, Jude Chikezie, Ezeufodiama, Stella C., Okechukwu, Emmanuel Chijioke, Omeye, Rita Okechukwu, Nwaiwu, Nnochiri, Anozie, Keyna Chinyere, Ikediashi, Olisa Emmanuel, Ogbochie, Andrew Nnabuchi, Obeagu, Emmanuel Ifeanyi, Okoroafor, Judith Chikamma, Odo, Edward Odogbu

المصدر: Medicine ; volume 103, issue 7, page e37155 ; ISSN 0025-7974 1536-5964

الاتاحة: http://dx.doi.org/10.1097/md.0000000000037155
https://journals.lww.com/10.1097/MD.0000000000037155