北京市养老机构布局的时空演变及政策影响
席晶, 程杨

Spatiotemporal evolution of residential care facilities in Beijing and policy impacts
Jing XI, Yang CHENG
图1 1953-2012年北京市养老机构数量与床位数变化
Fig.1 The number of residential care facilities and beds in Beijing, 1953-2012