Measurement of compliance with medication: the sine qua non of clinical trials in old age?
O'Neill
C J
CJ
Clinical Research Centre, Northwick Park Hospital, Harrow, Middlesex.
Dobbs
R J
RJ
Dobbs
S M
SM
Nicholson
P W
PW
D000368:Aged / Q000523:psychology*; D004358:Drug Therapy; D006801:Humans; D010349:Patient Compliance