El-Mahallawy, H., N. R.  E. Basha, M. M. Zaki, M. El-Arousy, S. F. Elswaifi, and E. M. Abo-hashem, A comparative study on enteric parasitic infections in immunocompetent and immunosuppressed children in Egypt, : https://www.deepdyve.com/lp/springer-journals/a-comparative-study-on-enteric-parasitic-infections-in-immunocompetent-caMK9U0wQc?articleList=%2Fsearch-related%3Fto%3DwWhhLVBSkP%26page%3D10, 2013. 10.1007_s00580-013-1814-5_2.pdf
El-Mahallawy, H., M. M. Zaki, M. El-Arousy, and T. Mansour, Diagnosis of intestinal microsporidiosis in pediatric oncology patients in Egypt using modified acid fast trichrome staining versus PCR, , Cairo, Acta Parasitologica, 2011, 56(4), 348–352; ISSN 1230-2821 , 2011. 03-mahallawy.pdf