Alvear, C. C., Barboza, M., Viola, M., Moneriz, C. and Araque, L. M. (2012) “Pilot study of hemoglobinopathies in newborns of the Rafael Calvo maternity clinic of Cartagena, Colombia”, Colombia Medica, 43(3), pp. 196–199. doi: 10.25100/cm.v43i3.925.