Cloprostenol in equine reproductive practice: something more than a luteolytic drug / J. Cuervo-Arango y J. R. Newcombe
The relationship between the positive identification of the embryo proper in equine pregnancies aged 18 to 28 days and its future viability [Recurso electrónico] : a field study/ John R. Newcombe and Juan Cuervo-Arango.
The effect of time of insemination with fresh cooled semen relative to ovulation on pregnancy and embryo loss rates in the mare [Recurso electrónico] / J. R. Newcombe and J. Cuervo-Arango.
The effect of manual removal of placenta immediately after foaling on subsequent fertility parameters in the mare [Recurso electrónico] / Juan Cuervo-Arango and John R. Newcombe.
Effect of type of semen, time of insemination relative to ovulation and embryo transfer on early equine embryonic vesicle growth as determined by ultrasound [Recurso electrónico] / Juan Cuervo-Arango and John R. Newcombe.