Protocol of a mixed (Retrospective and Prospective) longitudinal observational study of amiodarone for chronic Chagas cardiomyopathy (AMIO-CHAGAS study): Investigating immunomodulatory and trypanocidal effects. - Barbosa, Juliana Magalhães Chaves; Faier-Pereira, Amanda; Hasslocher-Moreno, Alejandro Marcel; Costa, Andréa Rodrigues; Pereira, Evelyn Nunes Goulart da Silva; Mendes, Fernanda de Souza Nogueira Sardinha; da Silva, Gilberto Marcelo Sperandio; Sangenis, Luiz Henrique Conde; Holanda, Marcelo Teixeira; Mediano, Mauro Felippe Felix; Saraiva, Roberto Magalhães; Xavier, Sérgio Salles; et al. (PLoS ONE, 2026)