PT - JOURNAL ARTICLE AU - Bing, Rong AU - Hamra, Mardi AU - Newby, David E TI - Cold feet, warm heart AID - 10.1136/heartjnl-2020-316815 DP - 2020 Jul 01 TA - Heart PG - 959--1032 VI - 106 IP - 13 4099 - http://heart.bmj.com/content/106/13/959.short 4100 - http://heart.bmj.com/content/106/13/959.full SO - Heart2020 Jul 01; 106