TY  - RPRT
TI  - Adjusting for misselection using subsampling in epidemiological studies.
AU  - M Blettner
AU  - H Becher
PY  - 1990
DO  - 10.1002/sim.4780091111
UR  - https://pubmed.ncbi.nlm.nih.gov/2277882/
ID  - 2277882
ER  -