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Tongsong T, Wanapirak C, Takapijitra A. Ultrasound Fetal Femur Length in Normal Pregnant Northern Thai Women. Thai J Obstet Gynaecol [internet]. 1991 Jul. 1 [cited 2025 Apr. 27];3(2):79-83. available from: https://he02.tci-thaijo.org/index.php/tjog/article/view/257861