Letícia Leão de Oliveira is a pediatrician who works as a pediatric intensivist at the State Children's Hospital in Feira de Santana, Bahia, Brazil, and is currently a Pediatric Cardiology resident at Santa Izabel Hospital in Salvador, Bahia, Brazil. She is a member of the Acute Rheumatic Fever Diagnosis Network (ARC Network), actively participating in research focused on the diagnosis and management of rheumatic fever. Her work includes active case finding, systematic medical record review, and the development of scientific research and publications in the field.