ESTUDIO QUÍMICO DE LAS FRACCIONES ESTERÓLICAS DE ESPONJAS MARINAS RECOLECTADAS EN EL CARIBE COLOMBIANO CHEMICAL STUDY OF THE ESTEROLIC FRACTIONS OF MARINE SPONGES COLLECTED IN THE...

by MARY CECILIA MONTAÑO, GILMAR GABRIEL SANTAFÉ, ALBERTO ANGULO, OMAR TORRES
Published 2009-12-01

Migration, Agribusiness and Nutritional Status of Children under Five in Northwest Mexico

by Cecilia Montaño, Alma Contreras, Alejandro Castañeda, Socorro Saucedo, Patricia Aranda, Jill Guernsey de Zapien, María-Isabel Ortega, Cecilia Rosales
Published 2011-12-01