@article{doi:10.1001/jama.1909.25420360018002e, author = {BLACK CE}, title = {SYstem in recording cases}, journal = {Journal of the American Medical Association}, volume = {LII}, number = {10}, pages = {762-767}, year = {1909}, doi = {10.1001/jama.1909.25420360018002e}, URL = { + http://dx.doi.org/10.1001/jama.1909.25420360018002e}, eprint = {/data/Journals/JAMA/10285/jama_LII_10_002e.pdf} }