TY  - SER
TI  - Excerpta medica. Section 17: Public health, social medicine and hygiene
SN  - 0014-4215
CY  - Amsterdam
PB  - Excerpta Medica Foundation
KW  - Hygiene
KW  - periodicals
KW  - Occupational medicine
KW  - Public health
KW  - Social medicine
N1  - UKP :v.20(1973)-30, [31], 32-49(1987). Langganan ditamatkan
ER  -