@article{doi:10.1001/jama.1989.03430150099033,
author = {Lee RT and Bhatia SS and Sutton M},
title = {ASsessment of valvular heart disease with doppler echocardiography},
journal = {JAMA},
volume = {262},
number = {15},
pages = {2131-2135},
year = {1989},
doi = {10.1001/jama.1989.03430150099033},
URL = { + http://dx.doi.org/10.1001/jama.1989.03430150099033},
eprint = {/data/Journals/JAMA/9197/jama_262_15_033.pdf}
}