@article{:/content/journals/10.22233/20412495.0112.14, author = "Lau-Gillard, Peri", title = "How to…", journal = "BSAVA Companion", year = "2012", volume = "2012", number = "1", eid = , pages = "14-18", url = "https://www.bsavalibrary.com/content/journals/10.22233/20412495.0112.14", doi = "https://doi.org/10.22233/20412495.0112.14" }