Old People in the District Leer (Residences for Older People and Old People's...

Social and economic situation of old people in residences for older people and old people´s homes. Topics: Frequency and quality of contact with children and environment;...养老机构与敬老院中老年人的社会与经济状况。研究主题：与子女及周边环境的接触频率与质量；……