| 2020, Vol. 22(3): 238-244 DOI: 10.7499/j.issn.1008-8830.2020.03.011 | ||
| Association between maternal age and adverse pregnancy outcome in twin pregnancy | ||
| YANG Min, XIAO Ling-Ling, WANG Ji-Mei | ||
| Department of Neonatology, Obstetrics and Gynecology Hospital of Fudan University, Shanghai 200011, China | ||
| Received 2019-09-16 Revised 2020-01-13 | ||
| Supporting info | ||