یا و جستجو 1 مورد یافت شد Evaluation of Bi-Iliac Distance and Timing of Ossification of Sacrum by Sonography in the Second Trimester of Pregnancy https://adir.tums.ac.ir/article/Evaluation-of-Bi–Iliac-Distance-and-Timing-of-Ossification-of-Sacrum-by-Sonography-in-the-Second-Trimester-of-Pregnancy ossification centers appearances and other characteristics including bi-iliac distance with newer higher resolution ultrasound technique may be helpful in defining pathologies involving the sacral region and fetal skeletal maturation. Objectives: The...