HALPERIN, M. L. Assessing the renal response in patients with potassium disorders: a shift in emphasis from the TTKG to the urine K+/creatinine ratio. African Journal of Nephrology, [S. l.], v. 20, n. 1, p. 22–24, 2017. DOI: 10.21804/20-1-2453. Disponível em: https://www.journals.ac.za/ajn/article/view/2453. Acesso em: 8 oct. 2025.