TY  - RPRT
TI  - Complex sampling: implications for data analysis.
AU  - D J Caplan
AU  - G D Slade
AU  - S A Gansky
PY  - 1999
DO  - 10.1111/j.1752-7325.1999.tb03235.x
UR  - https://pubmed.ncbi.nlm.nih.gov/11396045/
ID  - 11396045
ER  -