Snowden Mark B, Steinman Lesley E, Piering Pamela, Rigor Sluggo, Yip Andrea
University of Washington Health Promotion Research Center , Seattle, WA , USA.
Healthy Aging Consultant , Seattle, WA , USA.
Front Public Health. 2015 Apr 27;2:256. doi: 10.3389/fpubh.2014.00256. eCollection 2014.