AU - LANGSTROTH L TI - CHronic capillary cyanosis PT - JOUR DP - 1919 TA - Archives of Internal Medicine pages = {56-60}, VI - 23 IP - 1 AID - 10.1001/archinte.1919.00090180061004 [doi] 4100 - http://dx.doi.org/10.1001/archinte.1919.00090180061004 SO - Archives of Internal Medicine January 1, 1919 23(1):56