PT - JOURNAL ARTICLE AU - Files, Matthew D AU - Deen, Jason F TI - Off we go into the wild blue yonder: preflight hypoxic testing in patients with congenital heart disease AID - 10.1136/heartjnl-2018-312995 DP - 2018 Aug 01 TA - Heart PG - 1313--1314 VI - 104 IP - 16 4099 - http://heart.bmj.com/content/104/16/1313.short 4100 - http://heart.bmj.com/content/104/16/1313.full SO - Heart2018 Aug 01; 104