TY  - RPRT
TI  - Is variation a quality in general practice?
AU  - C E Mabeck
AU  - J Kragstrup
PY  - 1993
DO  - 10.3109/02813439308997647
UR  - https://pubmed.ncbi.nlm.nih.gov/8493412/
ID  - 8493412
ER  -