TY  - RPRT
TI  - Statistics at square one. VI. Variation between samples.
AU  - T D Swinscow
PY  - 1976
DO  - 10.1136/bmj.1.6025.1585
UR  - https://pubmed.ncbi.nlm.nih.gov/1276776/
ID  - 1276776
ER  -