@article{Jiang2023,
author = {Jiang, Q.B. and Zhang, C.L. and Zhuang, Y.E. and Jiang, Y. and Zhang, X.Y.},
title= {Rising trend of childlessness in China: Analysis of social and regional disparities with 2010 and 2020 census data},
year = {2023},
doi = {10.1136/bmjopen-2022-070553},
volume = {13},
number = {5},
pages = {e070553},
}