Facial expressions of horses using weighted multivariate statistics for assessment of subtle local pain induced by polylactide-based polymers implanted subcutaneously - Carvalho, Julia R. G; Trindade, Pedro H. E.; Conde, Gabriel; Antonioli, Marina L.; Funnicelli, Michelli I. G.; Dias, Paula do Patrocínio; Canola, Paulo A.; Chinelatto, Marcelo Aparecido; Ferraz, Guilherme C. (Animals, 2022)