@article{doi:10-1001/pubs.JAMA-ISSN-0098-7484-281-5-jbk0203, author = {Powers WJ and et al}, title = {NEurology}, journal = {JAMA}, volume = {281}, number = {5}, pages = {420}, year = {1999}, doi = {10-1001/pubs.JAMA-ISSN-0098-7484-281-5-jbk0203}, URL = { + http://dx.doi.org/10-1001/pubs.JAMA-ISSN-0098-7484-281-5-jbk0203}, eprint = {/data/Journals/JAMA/4597/JLT0203.pdf} }