@article{doi:10.1001/jama.1923.02650060042012,
author = {WENCKEBACH KF},
title = {CInchona derivatives in the treatment of heart disorders},
journal = {Journal of the American Medical Association},
volume = {81},
number = {6},
pages = {472-474},
year = {1923},
doi = {10.1001/jama.1923.02650060042012},
URL = { + http://dx.doi.org/10.1001/jama.1923.02650060042012},
eprint = {/data/Journals/JAMA/5997/jama_81_6_012.pdf}
}