@incollection{:/content/chapter/10.22233/9781910443521.ch16sec12, author = "Boysen, Søren", title = "How to diagnose a pneumothorax", booktitle = "BSAVA Congress Proceedings 2015", publisher = "British Small Animal Veterinary Association", year = "2015", pages = "173-173", url = "https://www.bsavalibrary.com/content/chapter/10.22233/9781910443521.ch16sec12" }