Effect of a maternal infant HIV care clinic for HIV-infected mothers and exposed infants on follow up postnatal HIV testing and care in Southeastern Nigeria: A retrospective review - A. Nwandu; D. Watson; J. Ilozumba; J. Egharevba; A. Osuji; C. Onuoha; U. Okonkwo; C. Ezeaku; O. Mbah; I. Okafor; E. Justin (Ubiquity Press, 2016)