@article{doi:10.1001/jama.1969.03160230074036, title = {REferences and reviews}, journal = {JAMA}, volume = {209}, number = {10}, pages = {1540-1563}, year = {1969}, doi = {10.1001/jama.1969.03160230074036}, URL = { + http://dx.doi.org/10.1001/jama.1969.03160230074036}, eprint = {/data/Journals/JAMA/8506/jama_209_10_036.pdf} }