“Morphological and Molecular Characterization of Giardia Duodenalis Cysts in Clinical Samples of Children from Parnaíba, Piauí”. Research, Society and Development 10, no. 15 (November 27, 2021): e324101522814. Accessed March 3, 2026. https://www.rsdjournal.org/rsd/article/view/22814.