SHAW, A M, R GOVINDARAJAN, G DHINAKAR RAJ, A ALBERT, and A T VENUGOPALAN. “Reverse Passive Haemagglutination Test for the Detection of Canine Coronaviral Antigen”. The Indian Journal of Animal Sciences 65, no. 5 (August 1, 2013). Accessed October 24, 2025. https://epubs.icar.org.in/index.php/IJAnS/article/view/31826.