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Onwujekwe OE, Shu EN, Nwagbo D, Akpala CO, Okonkwo PO.Onwujekwe OE, et al. Among authors: nwagbo d.Trop Med Int Health. 1998 Oct;3(10):802-8. doi: 10.1046/j.1365-3156.1998.00304.x.Trop Med Int Health. 1998.PMID: 9809913Free article.
Onwujekwe O, Chima R, Shu E, Nwagbo D, Akpala C, Okonkwo P.Onwujekwe O, et al. Among authors: nwagbo d.Soc Sci Med. 2002 Feb;54(4):519-27. doi: 10.1016/s0277-9536(01)00047-8.Soc Sci Med. 2002.PMID: 11848272
Onwujekwe O, Chima R, Shu E, Nwagbo D, Okonkwo P.Onwujekwe O, et al. Among authors: nwagbo d.Trop Med Int Health. 2001 Jul;6(7):545-53. doi: 10.1046/j.1365-3156.2001.00745.x.Trop Med Int Health. 2001.PMID: 11469949Free article.