Rodrigues CAO, Martins RR, Cunha EQ da, Lima M de S, Saldanha V. Two cases of skin hyperpigmentation induced by polymyxin B. ABCS Health Sci. [Internet]. 2019 Aug. 30 [cited 2024 Apr. 24];44(2). Available from: https://www.portalnepas.org.br/abcshs/article/view/1170