AU - PEARL R TI - A statistical discussion of the relative efficacy of different methods of treating pneumonia PT - JOUR DP - 1919 TA - Archives of Internal Medicine pages = {398-403}, VI - 24 IP - 4 AID - 10.1001/archinte.1919.00090270044004 [doi] 4100 - http://dx.doi.org/10.1001/archinte.1919.00090270044004 SO - Archives of Internal Medicine October 1, 1919 24(4):398