Tangtrongpairoj, P., J. Thinkhamrop, P. Buppasiri, and P. Lumbiganon. “Evaluation Iodine Status and Factors Associated with Low Urinary Iodine Level among Pregnant Women Who Received Iodine Supplementation during Pregnancy”. Thai Journal of Obstetrics and Gynaecology, vol. 25, no. 3, Sept. 2017, pp. 175-81, doi:10.14456/tjog.2017.25.