SURYANA, K. Cephalosporin graded challenges approach in community–acquired pneumonia patient with a history of penicillin allergy. International Journal of Research in Medical Sciences, [S. l.], v. 9, n. 7, p. 2106–2108, 2021. DOI: 10.18203/2320-6012.ijrms20212533. Disponível em: https://www.msjonline.org/index.php/ijrms/article/view/9690. Acesso em: 14 oct. 2025.