@incollection{:/content/chapter/10.22233/9781910443774.ch43sec2, author = "Barrett, Esther L.", title = "Where do you start with ultrasound?", booktitle = "BSAVA Congress Proceedings 2020", publisher = "British Small Animal Veterinary Association", year = "2020", pages = "343-344", url = "https://www.bsavalibrary.com/content/chapter/10.22233/9781910443774.ch43sec2" }