@article{doi:10.1001/jama.1979.03290500013006, author = {Waltz GW}, title = {NIels stensen}, journal = {JAMA}, volume = {241}, number = {24}, pages = {2599}, year = {1979}, doi = {10.1001/jama.1979.03290500013006}, URL = { + http://dx.doi.org/10.1001/jama.1979.03290500013006}, eprint = {/data/Journals/JAMA/8901/jama_241_24_006.pdf} }