TI - MEdical progress. PT - JOUR DP - 1889 TA - Journal of the American Medical Association pages = {18-20}, VI - XII IP - 1 AID - 10.1001/jama.1889.02400780020002 [doi] 4100 - http://dx.doi.org/10.1001/jama.1889.02400780020002 SO - Journal of the American Medical Association January 5, 1889 XII(1):18