Lemos Oliveira, M. A., de Oliveira, P. B., Fernandes de Lima, P., Pessoa Guerra, M. M., Paes Barreto, M. B., & Firmino Neto, J. E. (1997). Intrauterine therapy with antibiotic of milk cows with low level of total cholesterol, immediately after artificial insemination. Pesquisa Agropecuaria Brasileira, 32(5), 549–553. https://doi.org/10.1590/S1678-3921.pab1997.v32.4676