@article{doi:10.1001/jama.1929.02700410055023, title = {MAdrid}, journal = {Journal of the American Medical Association}, volume = {92}, number = {15}, pages = {1285-1286}, year = {1929}, doi = {10.1001/jama.1929.02700410055023}, URL = { + http://dx.doi.org/10.1001/jama.1929.02700410055023}, eprint = {/data/Journals/JAMA/6680/jama_92_15_023.pdf} }