Benoit B, Chaoui R (2004). «Three-dimensional ultrasound with maximal mode rendering: a novel technique for the diagnosis of bilateral or unilateral absence or hypoplasia of nasal bones in second-trimester screening for Down syndrome». Ultrasound in Obstetrics and Gynecology (Ultrasound in Obstetrics and Gynecology) 25 (1): 19-24. PMID15690554. doi:10.1002/uog.1805.
Krakow D, Williams III J, Poehl M, Rimoin DL, Platt LD (2003). «Use of three-dimensional ultrasound imaging in the diagnosis of prenatal-onset skeletal dysplasias». Ultrasound in Obstetrics and Gynecology (Ultrasound in Obstetrics and Gynecology) 21 (5): 467-472. PMID12768559. doi:10.1002/uog.111.
Ji EK et al. (473-477). «Effects of ultrasound on maternal-fetal bonding: a comparison of two- and three-dimensional imaging». Ultrasound in Obstetrics and Gynecology (Ultrasound in Obstetrics and Gynaecology) 25 (5): 19. PMID15846757. doi:10.1002/uog.1896.
Benacerraf et al.; Benson, CB; Abuhamad, AZ; Copel, JA; Abramowicz, JS; Devore, GR; Doubilet, PM; Lee, W et al. (2005). «Three- and 4-dimensional ultrasound in obstetrics and gynecology: proceedings of the american institute of ultrasound in medicine consensus conference». Journal of ultrasound in medicine : official journal of the American Institute of Ultrasound in Medicine (J Ultrasound Med.) 24 (12): 1587-1597. PMID16301716.Se sugiere usar |número-autores= (ayuda)
Benoit B, Chaoui R (2004). «Three-dimensional ultrasound with maximal mode rendering: a novel technique for the diagnosis of bilateral or unilateral absence or hypoplasia of nasal bones in second-trimester screening for Down syndrome». Ultrasound in Obstetrics and Gynecology (Ultrasound in Obstetrics and Gynecology) 25 (1): 19-24. PMID15690554. doi:10.1002/uog.1805.
Krakow D, Williams III J, Poehl M, Rimoin DL, Platt LD (2003). «Use of three-dimensional ultrasound imaging in the diagnosis of prenatal-onset skeletal dysplasias». Ultrasound in Obstetrics and Gynecology (Ultrasound in Obstetrics and Gynecology) 21 (5): 467-472. PMID12768559. doi:10.1002/uog.111.
Ji EK et al. (473-477). «Effects of ultrasound on maternal-fetal bonding: a comparison of two- and three-dimensional imaging». Ultrasound in Obstetrics and Gynecology (Ultrasound in Obstetrics and Gynaecology) 25 (5): 19. PMID15846757. doi:10.1002/uog.1896.