S1 gene-based phylogeny of infectious bronchitis virus: An attempt to harmonize virus classification.
Infect Genet Evol. 2016 Apr;39:349-364. doi: 10.1016/j.meegid.2016.02.015. Epub 2016 Feb 12.
Infect Genet Evol. 2016.
PMID: 26883378
Free PMC article.