[1] Ambrose Alli Univ, Coll Med, Fac Clin Sci, Dept Paediat, Ekpoma, Edo State, Nigeria
[2] Ambrose Alli Univ, Coll Med, Fac Clin Sci, Dept Publ Hlth, Ekpoma, Nigeria
[3] Ambrose Alli Univ, Coll Med, Fac Clin Sci, Dept Obstertr & Gynaecol, Ekpoma, Nigeria
[4] Ambrose Alli Univ, Coll Med, Fac Clin Sci, Dept Internal Med, Ekpoma, Nigeria
[5] Irrua Specialist Teaching Hosp, Dept Paediat, Irrua, Nigeria
[6] Irrua Specialist Teaching Hosp, Dept Publ Hlth, Irrua, Nigeria
[7] Irrua Specialist Teaching Hosp, Dept Obstertr & Gynaecol, Irrua, Nigeria
[8] Irrua Specialist Teaching Hosp, Dept Internal Med, Irrua, Nigeria
[9] Irrua Specialist Teaching Hosp, Inst Lassa Fever Res & Control, Irrua, Nigeria