1. GIERHAKE, F. W., SCHWICK, H. G.: Immunological aspects of postoperative surgical infections. Publ.: XXIV. Congress de la Société de Chirurgie, Moscou 21. -28. Aout 1971. Comptes Rendus, Brüssel 1972, 71–78
2. HAIRSTON, P., MANOS, J. P., GRABER, C. D., LEE, W. H.: Depression of immunologic surveillance by pump-oxygenation perfusion. J. surg. Res. 2, 587–593 (1969)
3. PARK, S. K., BRODY, J. I., WALLACE, H. A., BLAKEMORE, W. S.: Immunosuppressive effect of surgery. Lancet 1, 53–55 (1971)
4. SABA, T. M.: Opsonin depletion after surgery. Nature 228, 781–783 (1970)
5. Involvement of the opsonic system in starvation induced depression of the reticuloendothelial system. Proc. soc. exper. biol. Med. 128, 869–875 (1968)