Nibras Nazar Mahmood, S. K. A. . “Investigation the Role of Lactobacillus Acidophilus on Cryptosporidium Parvum”. Annals of the Romanian Society for Cell Biology, vol. 25, no. 6, May 2021, pp. 1575-83, https://www.annalsofrscb.ro/index.php/journal/article/view/5684.