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| 2022, Vol. 24(2): 147-154 DOI: 10.7499/j.issn.1008-8830.2109053 | ||
| Association of the levels of heavy metals and trace elements during pregnancy with congenital heart defects in offspring: a prospective cohort study | ||
| LIU Jing-Ting, ZHOU Ya-Wei, WANG Wen-Di, MAO Bao-Hong, HU Ya-Guang | ||
| Maternal and Child Health Care Research Center, Gansu Provincial Maternity and Child Care Hospital, Lanzhou 730050, China | ||
| Received 2021-09-10 Revised null | ||
| Supporting info | ||
