TY  - RPRT
TI  - Representativeness of samples from general practice lists in epidemiological studies: case-control study.
AU  - A G Smith
AU  - N T Fear
AU  - G R Law
AU  - E Roman
PY  - 2004
DO  - 10.1136/bmj.38029.672662.ae
UR  - https://pubmed.ncbi.nlm.nih.gov/14990513/
ID  - 14990513
ER  -