Validation of a handheld β-hydroxybutyrate acid meter to identify hyperketonaemia in ewes - Araújo, Carolina Akiko Sato Cabral; Minervino, Antonio Humberto Hamad; Sousa, Rejane Santos; Oliveira, Francisco Leonardo Costa de; Rodrigues, Frederico Augusto Mazzocca Lopes; Mori, Clara Satsuki; Ortolani, Enrico Lippi (PeerJ, 2020)