N. Ahmad

Cryptosporidiosis: an unrecognized cause of diarrhea in elderly hospitalized patients.

T. Flanigan, S. Rice, M. Neill, 1996, Clinical infectious diseases : an official publication of the Infectious Diseases Society of America.

Food handlers: an important reservoir of protozoans and helminth parasites of public health importance.

N. Khan, W. Khan, O. Mohammed, 2021, Brazilian journal of biology = Revista brasleira de biologia.