Cuadra-Sánchez, C., Rivero, A., Cabrera, C., Faneite, P., & Vigil-De Gracia, P. (2021). Prevention of COVID-19 in pregnant women, eventual use of new vaccines. Gaceta Médica De Caracas, 129(2), 421–428. Recuperado a partir de http://saber.ucv.ve/ojs/index.php/rev_gmc/article/view/22504