When Do We Know Enough to Recommend Action on the Social Determinants of Health?

Randomized, Controlled Trials, Observational Studies, and the Hierarchy of Research Designs

John Concato, Nirav R. Shah, Ralph I. Horwitz · New England Journal of Medicine · 2000 · 3.5K citations · Full text

Public Health, Clinical Sciences, Clinical Epidemiology +11

External validity of randomised controlled trials: “To whom do the results of this trial apply?”

Peter M. Rothwell · The Lancet · 2005 · 2.5K citations

Public Health, Biostatistics, Evidence-based Practice +12

Instrumental Variables and the Search for Identification: From Supply and Demand to Natural Experiments

Joshua D. Angrist · The Journal of Economic Perspectives · 2001 · 2.4K citations · Full text

Social Sciences, Business Economics, Economics +17

Socioeconomic status and health: how education, income, and occupation contribute to risk factors for cardiovascular disease.

Marilyn A. Winkleby, Darius E. Jatulis, Erica Frank et al. · American Journal of Public Health · 1992 · 2.1K citations

Public Health, Chronic Disease Prevention, Population Health Sciences +17

Effectiveness and Efficiency: Random Reflections on Health Services

Public Health · 1973 · 1.9K citations · Full text

Public Health, Health Sciences, Epidemiology +12