?url_ver=Z39.88-2004&rft_id=10.36380%2Fjwpr.2020.57&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Cheggag%2C+M.&rft.aulast=Cheggag&rft.aufirst=M.&rft.volume=10&rft.title=Journal+of+World's+Poultry+Research&rft.atitle=Isolation%2C+Molecular%2C+and+Pathological+Characterization+of+Infectious+Bursal+Disease+Virus+among+Broiler+Chickens+in+Morocco&rft.date=25+September+2020&rft.issue=3&rft.pages=493-506&rft.issn=2322455X+(ISSN)&rft.genre=article