@article{doi:10.1001/jama.1929.02700480057017,
title = {CArotin and vitamin a},
journal = {Journal of the American Medical Association},
volume = {92},
number = {22},
pages = {1867-1868},
year = {1929},
doi = {10.1001/jama.1929.02700480057017},
URL = { + http://dx.doi.org/10.1001/jama.1929.02700480057017},
eprint = {/data/Journals/JAMA/6713/jama_92_22_017.pdf}
}