Complementary and alternative medicine use among health plan members. A cross-sectional survey 2002

Pharmaceutical care and health care utilization in an HMO 2002

A CQI intervention to change the care of depression: a controlled study 2001

Screening for diabetes mellitus in high-risk patients: cost, yield, and acceptability 2001

Variation in clinical preventive services 2001

Failure of a continuous quality improvement intervention to increase the delivery of preventive services. A randomized trial 2000

Improving prevention is difficult 2000