RT Journal Article SR Electronic(1) A1 BSAVA YR 2012 T1 On the border of change JF BSAVA Companion VO 2012 IS 1 SP 24 OP 26 DO https://doi.org/10.22233/20412495.0112.24 UL https://www.bsavalibrary.com/content/journals/10.22233/20412495.0112.24