RT Journal Article SR Electronic(1) A1 Lewin, Andrew YR 2019 T1 Clinical conundrum JF BSAVA Companion VO 2019 IS 10 SP 20 OP 23 DO https://doi.org/10.22233/20412495.1019.20 UL https://www.bsavalibrary.com/content/journals/10.22233/20412495.1019.20