Bloody niple discharge in infants, case report in a male toddler. - González Vidal, Fernanda Ignacia; Ibáñez Salinas, Daniela Constanza; Lagos Chávez, Juan Ignacio; Klein Díaz, Sofía Catalina; Soto Barros, Julio César; Campos Cerda, Laura Irene (Andes Pediatrica, 2025)