@article{:/content/journals/10.22233/20412495.0421.39, author = "Nuttall, Tim", title = "Notes on…", journal = "BSAVA Companion", year = "2021", volume = "2021", number = "4", eid = , pages = "39-39", url = "https://www.bsavalibrary.com/content/journals/10.22233/20412495.0421.39", doi = "https://doi.org/10.22233/20412495.0421.39" }