For random digit dial surveys, discusses using logistic regression models to deal with challenges created by answering machines, call waiting, and other screening and call-blocking services.

Describes design and implementation issues for this nationally representative telephone survey of nonfederal patient care physicians, which is designed to document changes they are experiencing in the health care system and learn how these changes are affecting them, their practices, and the way...

Discusses factors related to physicians' responses to repeated telephone interviews approximately two years apart.

Paper presented at the Third International Conference on Establishment Surveys, Québec, Canada.