@article{doi:10.1001/jama.1969.03150190042008,
author = {Hylen JC and Judkins MP and Herr RH and Starr A},
title = {RAdiographic diagnosis of aortic-ball variance},
journal = {JAMA},
volume = {207},
number = {6},
pages = {1120-1122},
year = {1969},
doi = {10.1001/jama.1969.03150190042008},
URL = { + http://dx.doi.org/10.1001/jama.1969.03150190042008},
eprint = {/data/Journals/JAMA/8389/jama_207_6_008.pdf}
}