RT Journal Article SR Electronic T1 Rheumatic heart disease in rural Pakistan JF Heart JO Heart FD BMJ Publishing Group Ltd and British Cardiovascular Society SP 361 OP 362 DO 10.1136/hrt.2003.026013 VO 90 IS 4 A1 E L Kaplan YR 2004 UL http://heart.bmj.com/content/90/4/361.abstract AB In the developing countries of the world, rheumatic fever and rheumatic heart disease remain significant medical and public health problems