David C. Colby

Characteristics of Frequent Users of Emergency Departments

Kelly A. Hunt, Ellen J Weber, Jonathan Showstack et al. · Annals of Emergency Medicine · 2006 · 556 citations · Full text

Emergency Response, Emergency Medical Services, Patient Safety +6

Racial differences in the elderly's use of medical procedures and diagnostic tests.

José J. Escarce, Kenneth Epstein, David C. Colby et al. · American Journal of Public Health · 1993 · 331 citations · Full text

Does lack of a usual source of care or health insurance increase the likelihood of an emergency department visit? Results of a national population-based study

Ellen J Weber, Jonathan Showstack, Kelly A. Hunt et al. · Annals of Emergency Medicine · 2004 · 182 citations

Health Insurance Increase, Health Policy, Health Insurance +9

Are the Uninsured Responsible for the Increase in Emergency Department Visits in the United States?

Ellen J Weber, Jonathan Showstack, Kelly A. Hunt et al. · Annals of Emergency Medicine · 2008 · 84 citations

Health Care Delivery, Emergency Department Visits, Health Policy +12

Research Glut And Information Famine: Making Research Evidence More Useful For Policymakers

David C. Colby, Brian Quinn, Claudia Williams et al. · Health Affairs · 2008 · 32 citations

Economic Development, Health Politics, Research Ethics +24