@article{Lu2023,
author = {Lu, N. and Lu, W. and Chen, R. and Tang, W.},
title= {The causal effects of urban-to-urban migration on left-behind children’s well-being in China},
year = {2023},
doi = {10.3390/ijerph20054303},
volume = {20},
number = {5},
pages = {4303},
}