As randomized controlled trials are not always feasible, quasi-experimental methods, such as regression discontinuity design, can expand the scope of clinical investigations aimed at causal inference ...

1 Division of General Internal Medicine, Massachusetts General Hospital, Boston, MA, USA; and Harvard Center for Population and Development Studies, Cambridge, MA, USA 2 Department of Global Health, ...

Objectives Patients may benefit from continuity of care by a personal physician general practitioner (GP), but there are few studies on consequences of a break in continuity of GP. Investigate how a ...

The continuity hypothesis (1) posits that there is continuity, of some form, between waking and dreaming mentation. A recent body of work has provided convincing evidence for different aspects of ...

This is a preview. Log in through your library . Abstract Three forms of discontinuity in social structure produce linked analogous problems about aggregates or wholes: discontinuity in units, ...