@article{doi:10.1001/jama.1939.02800300047014,
title = {VItamin k},
journal = {Journal of the American Medical Association},
volume = {113},
number = {5},
pages = {417},
year = {1939},
doi = {10.1001/jama.1939.02800300047014},
URL = { + http://dx.doi.org/10.1001/jama.1939.02800300047014},
eprint = {/data/Journals/JAMA/7296/jama_113_5_014.pdf}
}