1.
Boonvisudhi K, Wanitpongpan P, Changnoi A. Nomogram of the Lungs Area by Tracing Method to Head Circumference Ratio in Normal Thai Fetuses at 20-40 Weeks of Gestation. Siriraj Med J [internet]. 2014 May 1 [cited 2026 Sep. 20];66(3). available from: https://he02.tci-thaijo.org/index.php/sirirajmedj/article/view/55276