Hospital case notes and medical audit: evaluation of non-response.
Gulliford
M C
MC
Department of Public Health Medicine, United Medical School, London.
Petruckevitch
A
A
Burney
P G
PG
D000368:Aged; D015982:Bias; D003643:Death; D004739:England; D006801:Humans; D016247:Information Storage and Retrieval; D008297:Male; D008485:Medical Audit / Q000592:standards*; D008499:Medical Records; D001749:Urinary Bladder Neoplasms / Q000532:radiotherapy