Drug-taking compliance: a review and synthesis.

af Christensen, D B
Udgivet 1978

Consumer action in health care.

af Christensen, D B, Wertheimer, A I
Udgivet 1976

Medical and psychosocial factors predictive of psychotropic drug use in elderly patients.

af Ried, L D, Christensen, D B, Stergachis, A
Udgivet 1990