Turchetti-Mara, Regina Maria de Marco, Eduardo Alves Bambirra, Paulo Marcos Zech Coelho, Tasso Moraes e Santos, and Enio Cardillo Vieira. 1983. “The Association of Schistosoma Mansoni Infection With Deficiency of Vitamin a in Mice”. Revista Do Instituto De Medicina Tropical De São Paulo 25 (5): 215-22. https://www.revistas.usp.br/rimtsp/article/view/196505.