Shah, K D1988-01-012009-05-271988-01-012009-05-271988-01-01Shah KD. Colour and continuous wave Doppler echocardiography in rheumatic valvular diseases. Indian Pediatrics. 1988 Jan; 25(1): 25-32http://imsear.searo.who.int/handle/123456789/142545 references.engEchocardiography, DopplerHeart Valve Diseases --diagnosisHumansRheumatic Heart Disease --diagnosisColour and continuous wave Doppler echocardiography in rheumatic valvular diseases.Journal Article