[1]
Herrera, J.A., Arévalo Herrera, M., Villegas, A., Herrera, S., Villalba, M. and Bromet, A. 2006. Calcium oral supplementation in adolescent pregnant women. Colombia Medica. 37, 2.Supl.1 (Jun. 2006), 15–20. DOI:https://doi.org/10.25100/cm.v37i2.Supl.1.432.