“Vacuna Contra La Tuberculosis BCG: Eficacia Y Efectos Adversos BCG Vaccine Against Tuberculosis: Efficacy and Adverse Effects”. CIENCIA UNEMI, vol. 8, no. 16, Dec. 2015, pp. 120-5, https://doi.org/10.29076/issn.2528-7737vol8iss16.2015pp120-125p.