OSMAN, R. J.; UNKELS, R.; ALIYU, U.; MUSA, H. A.; MATHEW, O. K. BARRIERS TO MALE INVOLVEMENT IN UPTAKE OF PREVENTION-OF-MOTHER-TO-CHILD-TRANSMISSION (PMTCT) OF HIV IN SUB-SAHARAN AFRICA. Medico Research Chronicles, v. 1, n. 1, p. 21-29, 31 Oct. 2014.