PT - JOURNAL ARTICLE AU - Gebel, Klaus AU - Ding, Ding TI - Walking lowers mortality risk in older US adults AID - 10.1136/bmjebm-2018-110902 DP - 2018 Oct 01 TA - BMJ Evidence-Based Medicine PG - 187--188 VI - 23 IP - 5 4099 - http://ebm.bmj.com/content/23/5/187.short 4100 - http://ebm.bmj.com/content/23/5/187.full SO - BMJ EBM2018 Oct 01; 23