Lizarazo-Jaimes EH, Monte-Neto RL, Reis PG, Fernandes NG, Speziali NL, Melo MN, Frézard F, Demicheli C. Improved antileishmanial activity of Dppz through complexation with antimony(III) and bismuth(III): investigation of the role of the metal. Molecules. 2012 Oct 25;17(11):12622–35. PMID: 23099618; PMCID: PMC6268262.