{{cite journal | last1=Azizpour | first1=A. | author2=H. Goudarzi | author3=S. Charkhkar | author4=R. Momayez | author5=M. H. Hablolvarid | year=2014 | title=EXPERIMENTAL STUDY ON TISSUE TROPISM AND DISSEMINATION OF H9N2 AVIAN INFLUENZA VIRUS AND ORNITHOBACTERIUM RHINOTRACHEALE CO-INFECTION IN SPF CHICKENS | journal=Journal of Animal and Plant Sciences | volume=24 | issue=6 | pages=1655-1662 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=2014-JAPS-237}}