García-García, I., García-Fragoso, L., Renta, J., Arce, S., & Cadilla, C. L. (2013). Erythrocyte Volume, Folate Levels, and the Presence of Methylenetetrahydrofolate Reductase Polymorphism. Puerto Rico Health Sciences Journal, 21(1). Retrieved from https://prhsj.rcm.upr.edu/index.php/prhsj/article/view/907