PT - JOURNAL ARTICLE AU - Hutan Ashrafian TI - Leonardo da Vinci and the first portrayal of pectus excavatum AID - 10.1136/thoraxjnl-2013-203224 DP - 2013 Nov 01 TA - Thorax PG - 1081--1081 VI - 68 IP - 11 4099 - http://thorax.bmj.com/content/68/11/1081.short 4100 - http://thorax.bmj.com/content/68/11/1081.full SO - Thorax2013 Nov 01; 68