A. M. Preston, J. Rodríguez-Orengo, L. González-Sepúlveda, S. Ayala-Peña, and E. Maldonado-Maldonado, “Effect of Housing Type on 25 OH Vitamin D in Serum of Rhesus Monkeys”, PRHSJ, vol. 37, no. 2, pp. 124–127, Jun. 2018.