TY  - GEN
AU  - Frizelle,Frank A
AU  - Frye,John
TI  - Mortality control charts: assessment of outcome is complex
SN  - 1756-1833
PY  - 2003///0709
KW  - Hospital Mortality
KW  - Humans
KW  - Surgery Department, Hospital
KW  - standards
KW  - Treatment Outcome
KW  - United Kingdom
KW  - epidemiology
N1  - Publication Type: Letter; Comment
UR  - https://doi.org/10.1136/bmj.326.7403.1397
ER  -