TY  - GEN
AU  - Swinscow,T D
TI  - Statistics at square one. V-Populations and samples
SN  - 0007-1447
PY  - 1976///0823
KW  - Population Surveillance
KW  - Sampling Studies
KW  - Statistics as Topic
N1  - Publication Type: Journal Article
UR  - https://doi.org/10.1136/bmj.1.6024.1513
ER  -