Barreto, Orlando C. de O., Domingos M. de Cillo, Kimiyo Nonoyama, Luci C. Antonio, Pasquale Morena, and João Luis C. Cardoso. 1990. “ Methemoglobinemia Associated With Loxoscelism ”. Revista Do Instituto De Medicina Tropical De São Paulo 32 (1): 1-5. https://www.revistas.usp.br/rimtsp/article/view/28700.