Letter to the Editor: A response to 'What is lameness and what (or who) is the gold standard to detect it?'. (20th December 2018) - Adair, S.; Baus, M.; Bell, R.; Boero, M.; Bussy, C.; Cardenas, F.; Casey, T.; Castro, J.; Davis, W.; Erskine, M.; Farr, R.; Fischer, A.; et al.