TY  - GEN
AU  - Rose,G
AU  - Barker,D J
TI  - What is epidemiology?
SN  - 0007-1447
PY  - 1978///1227
KW  - Epidemiology
KW  - Humans
KW  - Methods
KW  - Population
KW  - Risk
KW  - Sampling Studies
KW  - Time Factors
N1  - Publication Type: Journal Article
UR  - https://doi.org/10.1136/bmj.2.6140.803
ER  -