{{cite journal | last1=Usman | first1=M. | author2=F. Sarwar | author3=S. Umar | author4=S. Subhan | author5=M. L. Sohail | author6=M. Younus | author7=M. A. Shah | year=2017 | title=A CLINICAL SURVEY OF VIRAL RESPIRATORY DISEASES OF COMMERCIAL POULTRY IN PAKISTAN | journal=Journal of Animal and Plant Sciences | volume=27 | issue=6 | pages=2086-2089 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=2017-JAPS-262}}