Vitamins A, and C and folate status in Mexican children under 12 years and women 12-49 years: a probabilistic national survey

by Villalpando Salvador, Montalvo-Velarde Irene, Zambrano Norma, García-Guerra Armando, Ramírez-Silva Claudia Ivonne, Shamah-Levy Teresa, Rivera Juan A
Published 2003-01-01