Wei, J., Ran, S., Yang, Z., Lin, Y., Tang, J., & Ran, H. (2014). Prenatal Ultrasound Screening for External Ear Abnormality in the Fetuses. Hindawi Limited.

Wei, Jun, Suzhen Ran, Zhengchun Yang, Yun Lin, Jing Tang, και Haitao Ran. Prenatal Ultrasound Screening for External Ear Abnormality in the Fetuses. Hindawi Limited, 2014.

Wei, Jun, et al. Prenatal Ultrasound Screening for External Ear Abnormality in the Fetuses. Hindawi Limited, 2014.