Genetic diversity of Koala retrovirus env gene subtypes: insights into northern and southern koala populations Publications https://www.microbiologyresearch.org/content/journal/jgv/10.1099/jgv.0.001304?crawler=redirect&mimetype=application/pdf https://www.microbiologyresearch.org/content/journal/jgv/10.1099/jgv.0.001304?crawler=redirect&mimetype=application/pdf