Baca Cano, R., Osorio Zapata, H., Matute, A. and Matus, G. (2009) “Seroprevalence of HIV / AIDS in pregnant women from the city of Chinandega - Nicaragua”, UNIVERSITAS (LEÓN): SCIENTIFIC JOURNAL OF THE UNAN-LEÓN, 3(1), pp. 34–38. doi: 10.5377/universitas.v3i1.1659.