MUNSAKUL, W.; RAWDAREE, P. Penicillin Resistant Streptococcus pneumonia. Vajira Medical Journal : Journal of Urban Medicine, [S. l.], v. 46, n. 1, p. 19–26, 2011. Disponível em: https://he02.tci-thaijo.org/index.php/VMED/article/view/169. Acesso em: 20 sep. 2026.