Coêlho, M.D.G. et al. 2019. WILLIS METHOD MODIFICATION WITH A VIEW TO IMPROVING ROUTINE COPROPARASITOLOGICAL DIAGNOSIS. Revista de Patologia Tropical / Journal of Tropical Pathology. 48, 1 (abr. 2019), 25–34. DOI:https://doi.org/10.5216/rpt.v48i1.55402.