Olivares, M [Nutritional intake of folic acid in breast-fed infants]. [electronic resource] - Boletin de la Oficina Sanitaria Panamericana. Pan American Sanitary Bureau Mar 1989 - 185-92 p. digital Publication Type: English Abstract; Journal Article ISSN: 0030-0632 Subjects--Topical Terms: Breast FeedingCross-Sectional StudiesFolic Acid--bloodFolic Acid Deficiency--bloodHumansInfantLongitudinal Studies