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Results 1 - 2 of 2 for Sonography
  1. ... Vettraino IM, Huang R, Comstock CH. Second-trimester sonography and trisomy 18. J Ultrasound Med. 2004 Feb; ...
  2. ... a review of 78 cases diagnosed by prenatal sonography. Fetal Diagn Ther. 2004 Jul-Aug;19(4): ...