SHAMIR. The Dangers of Xylazine Mixed with Non-Pharmaceutical Fentanyl (NPF). Kansas Journal of Medicine, [S. l.], v. 17, n. S2, p. 38, 2024. DOI: 10.17161/kjm.vol17.22740. Disponível em: https://journals.ku.edu/kjm/article/view/22740. Acesso em: 2 jan. 2025.