Study on the correlation of preterm birth with subclinical hypothyroidism and age of pregnant women
SHAO Ya-wen, BAI Yan, LIN Ru, CHEN Ma-li, HE Wen-hua, ZHAO You-hong
Chinese Journal of Child Health Care . 2020, (3): 247 -251 .  DOI: 10.11852/zgetbjzz2019-01771