CIFUENTES SÁNCHEZ, Alejo; CEBALLOS ZULETA, María Teresa. Tuberculosis: primary resistance of BK to chemotherapies. Medicina UPB, [S. l.], v. 2, n. 2, p. 37–41, 1983. Disponível em: https://revistas.upb.edu.co/index.php/medicina/article/view/6446. Acesso em: 7 aug. 2026.