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2by Vargas Morales, María Guadalupe autor/a 14962, Sánchez Pérez, Héctor Javier 1960- Doctor director 5453, Schlottfeld Trujillo, Yolanda E. asesor
Published 1998Texto bibliotecaECOSUR -
3Calidad bacteriológica del agua para consumo humano en zonas de alta marginación de Chiapas Calidad bacteriológica del agua para consumo humano en zonas de alta marginación de Chiapasby Sánchez Pérez, Héctor Javier 1960- Doctor autor/a 5453, Vargas Morales, María Guadalupe autor/a 14962, Méndez Sánchez, José Domingo autor/aTexto bibliotecaECOSUR
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4Intestinal parasites in children, in highly deprived areas in the border region of Chiapas, Mexico Intestinal parasites in children, in highly deprived areas in the border region of Chiapas, Mexicoby Morales Espinoza, Emma Marianela, Sánchez Pérez, Héctor Javier 1960- Doctor autor/a 5453, García Gil, María del Mar autor/a, Vargas Morales, María Guadalupe autor/a 14962, Méndez Sánchez, José Domingo autor/a, Pérez Ramírez, Margarita autor/aTexto bibliotecaECOSUR
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5Pregnancy outcomes, site of delivery, and community schisms in regions affected by the armed conflict in Chiapas, Mexico Pregnancy outcomes, site of delivery, and community schisms in regions affected by the armed conflict in Chiapas, Mexicoby Brentlinger, Paula E., Sánchez Pérez, Héctor Javier 1960- Doctor autor/a 5453, Arana Cedeño, Marcos autor/a 16009, Vargas Morales, María Guadalupe autor/a 14962, Hernán, Miguel A. autor/a, Micek, Mark A. autor/a, Ford, Douglas autor/aTexto bibliotecaECOSUR