Lam, Chiu WanChiu WanLam何家騏黃強生2023-09-282023-09-282003990000886850107541https://repository.sfu.edu.hk/handle/sfu/4289香港舊區長者的精神健康狀況研究報告The psychological well-being of elderly persons living in old urban areas of Hong Kongresearch report