Razaq Alobady, Sura, and Najim Abd alwahad Al-Jadoa. 2018. “Study Effect Some Plant Extract on Infection With Parasite Cryptosporidium Parvum in White Rat and Compere With Drug Metronedazole.”. Al-Qadisiyah Journal of Pure Science 22 (4), 357 -83. https://journalsc.qu.edu.iq/index.php/JOPS/article/view/814.