E. Dunn

Age Differences in the Trends of Smoking Among California Adults: Results from the California Health Interview Survey 2001–2012

D. Feaster, Shi Huang, Kesheng Wang, 2015, Journal of Community Health.

Perceived control in relation to socioeconomic and behavioral resources for health.

J. Chipperfield, M. Mahon, D. Bailis, 2001, Social science & medicine.