1. 42) Bowman, B. H., Haptoglobin. In “Hepatic Plasma Proteins,” Academic Press, San Diego, pp. 120–123 (1993).
2. 43) Tietz, N. W. “Clinical Guide to Laboratory Tests” 3rd ed., WB Saunders, Philadelphia, pp. 306–309 (1995).
3. 44) Thomas, L., Haptoglobin/Hamopexin. In “Labor und Diagnose” 4th ed., Marburg, Medizinische Verlag, pp. 813–820 (1992).