Udechukwu, C. U., & Ekejindu, . I. M. (2019). Intestinal helminthiasis and human/environmental factors among primary school pupils in Okuzu-Oba, Anambra State, Nigeria. GSC Biological and Pharmaceutical Sciences, 7(2), 141–145. https://doi.org/10.30574/gscbps.2019.7.2.0084