Changes in perceived uselessness and risks for mortality: evidence from a National sample of older adults in China
Crossref DOI link: https://doi.org/10.1186/s12889-017-4479-1
Published Online: 2017-06-09
Published Print: 2017-12
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Zhao, Yuan
Dupre, Matthew E.
Qiu, Li
Gu, Danan