“Breed-Specific Ecobiometry and Ultrasound Factors Predictive of Fetal Maturity in Healthy English Bulldog Bitches Subjected to Elective Cesarean Section”. Research, Society and Development, vol. 10, no. 10, Aug. 2021, p. e555101019091, https://doi.org/10.33448/rsd-v10i10.19091.