1. Blumberg SJ Luke JV 2009 Wireless Substitution: Early Release of Estimates from the National Health Interview Survey, July-December 2008 13 National Center for Health Statistics Hyattsville, MD http://www.webcitation.org/68Q6oLoEC
2. Burgard S 2012 Health, Mental Health, and the Great Recession 5 Stanford Center on Poverty and Inequality Stanford, CA http://www.webcitation.org/6Fu5LQKy0
3. Survey data need not underestimate alcohol consumption;Casswell;Alcohol Clin Exp Res,2002
4. Changes in telephone survey nonresponse over the past quarter century;Curtin;Public Opin Q,2005
5. Deaths rise in good economic times: evidence from the OECD;Gerdtham;Econ Hum Biol,2006