Levine P, Robinson EA, Herrington LB, Sussman LN (July 1955). "Second example of the antibody for the high-incidence blood factor Vel". American Journal of Clinical Pathology. 25 (7): 751–4. doi:10.1093/ajcp/25.7.751. PMID14387975.
Levine P, Robinson EA, Herrington LB, Sussman LN (July 1955). "Second example of the antibody for the high-incidence blood factor Vel". American Journal of Clinical Pathology. 25 (7): 751–4. doi:10.1093/ajcp/25.7.751. PMID14387975.