References
- Leung AS, Millar LK, Koonings PP, Montoro M, Mestman JH. Perinatal outcome in hypothyroid pregnancies. Obstet Gynecol 1993;81:349-353.
- Maraka S, Ospina NM, O'Keeffe DT, et al. Subclinical hypothyroidism in pregnancy: a systematic review and meta-analysis. Thyroid 2016;26:580-590. https://doi.org/10.1089/thy.2015.0418
- Shi X, Han C, Li C, et al. Optimal and safe upper limits of iodine intake for early pregnancy in iodine-sufficient regions: a cross-sectional study of 7190 pregnant women in China. J Clin Endocrinol Metab 2015;100:1630-1638. https://doi.org/10.1210/jc.2014-3704
- Glinoer D, de Nayer P, Bourdoux P, et al. Regulation of maternal thyroid during pregnancy. J Clin Endocrinol Metab 1990;71:276-287. https://doi.org/10.1210/jcem-71-2-276
- Romero R, Nien JK, Espinoza J, et al. A longitudinal study of angiogenic (placental growth factor) and anti-angiogenic (soluble endoglin and soluble vascular endothelial growth factor receptor-1) factors in normal pregnancy and patients destined to develop preeclampsia and deliver a small for gestational age neonate. J Matern Fetal Neonatal Med 2008;21:9-23. https://doi.org/10.1080/14767050701830480
- Oliveira FT, Salvatori R, Marcondes J, et al. Altered sleep patterns in patients with non-functional GHRH receptor. Eur J Endocrinol 2017;177:51-57. https://doi.org/10.1530/EJE-17-0145
- La'ulu SL, Roberts WL. Ethnic differences in first-trimester thyroid reference intervals. Clin Chem 2011;57:913-915. https://doi.org/10.1373/clinchem.2010.161240
- Alexander EK, Pearce EN, Brent GA, et al. 2017 Guidelines of the American Thyroid Association for the diagnosis and management of thyroid disease during pregnancy and the postpartum. Thyroid 2017;27:315-389. https://doi.org/10.1089/thy.2016.0457
- Yi KH, Kim KW, Yim CH, et al. Guidelines for the diagnosis and management of thyroid disease during pregnancy and postpartum. J Korean Thyroid Assoc 2014;7:7-39. https://doi.org/10.11106/jkta.2014.7.1.7
- Kim HJ, Cho YY, Kim SW, et al. Reference intervals of thyroid hormones during pregnancy in Korea, an iodine-replete area. Korean J Intern Med 2018;33:552-560. https://doi.org/10.3904/kjim.2016.051
- Choi HW, Han YJ, Kwak DW, et al. Maternal thyroid function during the first trimester of pregnancy in Korean women. Int J Thyroidol 2017;10:36-41. https://doi.org/10.11106/ijt.2017.10.1.36
- Moon HW, Chung HJ, Park CM, Hur M, Yun YM. Establishment of trimester-specific reference intervals for thyroid hormones in Korean pregnant women. Ann Lab Med 2015;35:198-204. https://doi.org/10.3343/alm.2015.35.2.198
- Li C, Shan Z, Mao J, et al. Assessment of thyroid function during first-trimester pregnancy: what is the rational upper limit of serum TSH during the first trimester in Chinese pregnant women? J Clin Endocrinol Metab 2014;99:73-79. https://doi.org/10.1210/jc.2013-1674
- Marwaha RK, Chopra S, Gopalakrishnan S, et al. Establishment of reference range for thyroid hormones in normal pregnant Indian women. BJOG 2008;115:602-606. https://doi.org/10.1111/j.1471-0528.2008.01673.x
- Sekhri T, Juhi JA, Wilfred R, et al. Trimester specific reference intervals for thyroid function tests in normal Indian pregnant women. Indian J Endocrinol Metab 2016;20:101-107. https://doi.org/10.4103/2230-8210.172239
- Stagnaro-Green A, Abalovich M, Alexander E, et al. Guidelines of the American Thyroid Association for the diagnosis and management of thyroid disease during pregnancy and postpartum. Thyroid 2011;21:1081-1125. https://doi.org/10.1089/thy.2011.0087
- Lazarus J, Brown RS, Daumerie C, Hubalewska-Dydejczyk A, Negro R, Vaidya B. 2014 European Thyroid Association guidelines for the management of subclinical hypothyroidism in pregnancy and in children. Eur Thyroid J 2014;3:76-94. https://doi.org/10.1159/000362597
- Korevaar TI, Muetzel R, Medici M, et al. Association of maternal thyroid function during early pregnancy with offspring IQ and brain morphology in childhood: a population-based prospective cohort study. Lancet Diabetes Endocrinol 2016;4:35-43. https://doi.org/10.1016/S2213-8587(15)00327-7
- Sheehan PM, Nankervis A, Araujo Junior E, Da Silva Costa F. Maternal thyroid disease and preterm birth: systematic review and meta-analysis. J Clin Endocrinol Metab 2015;100:4325-4331. https://doi.org/10.1210/jc.2015-3074
- Nazarpour S, Ramezani Tehrani F, Simbar M, Tohidi M, Alavi Majd H, Azizi F. Effects of levothyroxine treatment on pregnancy outcomes in pregnant women with autoimmune thyroid disease. Eur J Endocrinol 2017;176:253-265. https://doi.org/10.1530/EJE-16-0548
- van den Boogaard E, Vissenberg R, Land JA, et al. Significance of (sub)clinical thyroid dysfunction and thyroid autoimmunity before conception and in early pregnancy: a systematic review. Hum Reprod Update 2011;17:605-619. https://doi.org/10.1093/humupd/dmr024