%0 Journal Article %A Doyle, Victoria %T How to… %D 2013 %J BSAVA Companion %V 2013 %N 8 %P 12-19 %R doi:https://doi.org/10.22233/20412495.0813.12 %U https://www.bsavalibrary.com/content/journals/10.22233/20412495.0813.12