Berghella, V., Baxter, J. K., & Hendrix, N. W. (2009). Cervical assessment by ultrasound for preventing preterm delivery. Cochrane Database Syst Rev.
Citación estilo ChicagoBerghella, Vincenzo, Jason K. Baxter, and Nancy W. Hendrix. "Cervical Assessment By Ultrasound for Preventing Preterm Delivery." Cochrane Database Syst Rev 2009.
Cita MLABerghella, Vincenzo, Jason K. Baxter, and Nancy W. Hendrix. "Cervical Assessment By Ultrasound for Preventing Preterm Delivery." Cochrane Database Syst Rev 2009.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.