AU - Fries JF TI - PHysiologic studies in systemic sclerosis (scleroderma) PT - JOUR DP - 1969 TA - Archives of Internal Medicine pages = {22-25}, VI - 123 IP - 1 AID - 10.1001/archinte.1969.00300110024004 [doi] 4100 - http://dx.doi.org/10.1001/archinte.1969.00300110024004 SO - Archives of Internal Medicine January 1, 1969 123(1):22