1. Allansmith, M.R., Drell, D.W., Ajiyama, G., Fine, M.: ADO Bloodgroup and corneal transplantations. Am. J. Ophthalmol. 79, 493 (1975).
2. Ascher, W.: Zur Keratoplastikfrage III. Albrecht von Graefes Arch. Klin. Ophthalmol. 107, 439 (1922).
3. Batchelor jr., Casey, T., Wrb, A., Gibbs, D.C., Prasad, S.S., Lloyd, D., James, A.: HLA Matsching and corneal grafting. Lancet, 1(7959) 551(1976).
4. Davidsohn, I.: Early immunologic diagnosis and prognosis of carcinoma. Am. J. Clin. Pathol. 57, 715 (1972).
5. Denk, H., Tappeiner, G., Holzner, J.A.: Blood Group Substances (BG) as Carcinofetal Antigens in Carcinomas of the Distal Colon. Eur. J. Cancer 10, 487 (1974).