Oranratanaphan, S., S. Triratanachat, S. Chaikittisilpa, P. Tantbirojn, N. Chaiyasit, U. Jaisamrarn, and D. Charoenvidhya. “Effect of calcium supplementation on maternal hypertensive disorders and neonatal outcomes among pregnant Thai women: A 2-year interim analysis report”. Chulalongkorn Medical Journal, vol. 63, no. 1, Aug. 2023, https://he05.tci-thaijo.org/index.php/CMJ/article/view/271.