%0 Journal Article %A van den Steen, Nele %T How to… %D 2012 %J BSAVA Companion %V 2012 %N 12 %P 12-16 %R doi:https://doi.org/10.22233/20412495.1212.12 %U https://www.bsavalibrary.com/content/journals/10.22233/20412495.1212.12