AU - Ehrlich GE TI - POpulation studies of the rheumatic diseases. PT - JOUR DP - 1969 TA - Archives of Internal Medicine pages = {126-127}, VI - 124 IP - 1 AID - 10.1001/archinte.1969.00300170128048 [doi] 4100 - http://dx.doi.org/10.1001/archinte.1969.00300170128048 SO - Archives of Internal Medicine July 1, 1969 124(1):126