Harbaugh M E, Hill E M, Conn R B
Am J Clin Pathol. 1975 Jan;63(1):57-67. doi: 10.1093/ajcp/63.3.57.
Four basic coagulation tests, the prothrombin time, thrombin time, partial thromboplastin time, and prothrombin consumption time, were used, with relatively simple modifications, to demonstrate the presence of two circulating anticoagulants in the blood of a patient with IgG myeloma and a severe bleeding tendency.
