| Factors associated with the use of maternity services in Enugu, southeastern Nigeria HE Onah, LC Ikeako, GC Iloabachie Social science & medicine 63 (7), 1870-1878, 2006 | 441 | 2006 |
| The prevalence of anemia among pregnant women at booking in Enugu, South Eastern Nigeria CC Dim, HE Onah Medscape general medicine 9 (3), 11, 2007 | 251 | 2007 |
| When getting there is not enough: a nationwide cross‐sectional study of 998 maternal deaths and 1451 near‐misses in public tertiary hospitals in a low‐income country OT Oladapo, OO Adetoro, BA Ekele, C Chama, SJ Etuk, AP Aboyeji, ... BJOG: An International Journal of Obstetrics & Gynaecology 123 (6), 928-938, 2016 | 215 | 2016 |
| Nigerian male sexual activity during pregnancy HE Onah, GC Iloabachie, SN Obi, FO Ezugwu, JN Eze International Journal of Gynecology & Obstetrics 76 (2), 219-223, 2002 | 132 | 2002 |
| Influence of formal maternal education on the use of maternityservices in Enugu, Nigeria LC Ikeako, HE Onah, GC Iloabachie Journal of obstetrics and gynaecology 26 (1), 30-34, 2006 | 108 | 2006 |
| Maternal mortality in health institutions with emergency obstetric care facilities in Enugu State, Nigeria HE Onah, JM Okaro, U Umeh, CO Chigbu Journal of obstetrics and gynaecology 25 (6), 569-574, 2005 | 102 | 2005 |
| Risk factors for hepatitis B infection during pregnancy in a Nigerian obstetric population SN Obi, HE Onah, FO Ezugwu Journal of obstetrics and gynaecology 26 (8), 770-772, 2006 | 98 | 2006 |
| Decision–delivery interval and perinatal outcome in emergency caesarean sections HE Onah, N Ibeziako, AC Umezulike, ER Effetie, CM Ogbuokiri Journal of obstetrics and gynaecology 25 (4), 342-346, 2005 | 91 | 2005 |
| Maternal mortality at the University of Nigeria Teaching Hospital, Enugu, before and after Kenya JM Okaro, AC Umezulike, HE Onah, LI Chukwuali, OF Ezugwu, ... African journal of reproductive health 5 (2), 90-97, 2001 | 71 | 2001 |
| The knowledge, attitude and practice of child adoption among infertile Nigerian women FO Ezugwu, SN Obi, HE Onah Journal of obstetrics and gynaecology 22 (2), 211-216, 2002 | 61 | 2002 |
| Depression among Nigerian women following pregnancy loss SN Obi, HE Onah, II Okafor International Journal of Gynecology & Obstetrics 105 (1), 60-62, 2009 | 58 | 2009 |
| Pain perception among parturients in Enugu, South-eastern Nigeria HE Onah, SN Obi, TC Oguanuo, HA Ezike, CM Ogbuokiri, JO Ezugworie Journal of Obstetrics and Gynaecology 27 (6), 585-588, 2007 | 58 | 2007 |
| Maternal mortality in a transitional hospital in Enugu, south east Nigeria EC Ezugwu, HE Onah, FO Ezugwu, II Okafor African Journal of Reproductive Health 13 (4), 2009 | 57 | 2009 |
| Use of the partograph among medical personnel in Enugu, Nigeria AC Umezulike, HE Onah, JM Okaro International Journal of Gynecology & Obstetrics 65 (2), 203-205, 1999 | 57 | 1999 |
| Conservative management of early-onset pre-eclampsia and fetomaternal outcome in Nigerians HE Onah, GC Iloabachie Journal of Obstetrics and Gynaecology 22 (4), 357-362, 2002 | 52 | 2002 |
| HIV/AIDS awareness and sexual practices among undergraduates in Enugu, Nigeria HE Onah, AU Mbah, JC Chukwuka, AC Ikeme Nigerian Postgraduate Medical Journal 11 (2), 121-125, 2004 | 51 | 2004 |
| Maternal and perinatal outcomes of delivery after a previous Cesarean section in Enugu, Southeast Nigeria: a prospective observational study GO Ugwu, CA Iyoke, HE Onah, VE Egwuatu, FO Ezugwu International Journal of Women's Health, 301-305, 2014 | 49 | 2014 |
| Anaemia in pregnancy: A public health problem in Enugu, South-east Nigeria EC Ezugwu, BO Mbah, CO Chigbu, HE Onah Journal of Obstetrics and Gynaecology 33 (5), 451-454, 2013 | 46 | 2013 |
| Pregnancy outcome in HIV-positive women in Enugu, Nigeria HE Onah, SN Obi, TA Agbata, TC Oguanuo Journal of Obstetrics and Gynaecology 27 (3), 271-274, 2007 | 44 | 2007 |
| Risk factors associated with congenital malaria in Enugu, South Eastern Nigeria UH Okafor, T Oguonu, HE Onah Journal of obstetrics and gynaecology 26 (7), 612-616, 2006 | 42 | 2006 |
