Nathan BeuclerFaustino TorricoDavid Brynn Hibbert2026-03-222026-03-22202010.1371/journal.pntd.0008836https://doi.org/10.1371/journal.pntd.0008836https://andeanlibrary.org/handle/123456789/86575Citaciones: 3enChagas diseaseTributeSign (mathematics)DiseaseMedicineVirologyA tribute to Cecilio Romaña: Romaña’s sign in Chagas diseaseeditorial