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3. GANROT, P.O., PLASMA PROTHROMBIN DURING TREATMENT WITH DICUMAROL .2. DEMONSTRATION OF AN ABNORMAL PROTHROMBIN FRACTION, SCANDINAVIAN JOURNAL OF CLINICAL & LABORATORY INVESTIGATION 22: 23 (1968).
4. UNPUBLISHED OBSERVATIONS
5. HEMKER, H.C., 2 TYPES OF PROTHROMBIN IN VITAMIN-K DEFICIENCY, THROMBOSIS ET DIATHESIS HAEMORRHAGICA 23: 633 (1970).