1. Latent class instrumental variables: a clinical and biostatistical perspective;Baker;Stat. Med.,2016
2. Quantifying the association between obesity, automobile travel, and caloric intake;Behzad;Prev. Med.,2013
3. Walking to public transit: steps to help meet physical activity recommendations;Besser;Am. J. Prev. Med.,2005
4. Exploring the connections among residential location, self-selection, and driving: propensity score matching with multiple treatments;Cao;Transport. Res. A: Pol. Pract.,2010
5. Centers for Disease Control and Prevention, 2015. Behavioral Risk Factor Surveillance System. Available at http://www.cdc.gov/brfss/annual_data/annual_data.htm (Accessed October 24, 2016).