TY  - SER
TI  - Excerpta medica. Section 20: Gerontology and geriatrics
SN  - 0014-424X
CY  - Amsterdam
PB  - Excerpta Medica Foundation
KW  - Aging
KW  - periodicals
KW  - Geriatrics
N1  - UKP :v.16(1973)-30(1987). Langganan ditamatkan
ER  -