{{cite journal | last1=Al-Tayib | first1=O. | author2=K. A. Abdoun | year=2013 | title=BALANTIDIUM COLI INFECTION IN HAMADRYAS BABOON (PAPIO HAMADRYAS) IN SAUDI ARABIA: A CASE REPORT | journal=Journal of Animal and Plant Sciences | volume=23 | issue=3 | pages=940-943 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=2013-JAPS-343}}