PT - JOURNAL ARTICLE AU - Jugal Sharma AU - Aditya Kapoor AU - Sudeep Kumar TI - Quadricuspid aortic valve: an unusual cause of aortic regurgitation in rheumatoid arthritis AID - 10.1136/heartasia-2013-010349 DP - 2013 Jan 01 TA - Heart Asia PG - 98--98 VI - 5 IP - 1 4099 - http://heartasia.bmj.com/content/5/1/98.short 4100 - http://heartasia.bmj.com/content/5/1/98.full