1. Abdel Shafi, M.: The association of bilharziasis and malignant disease in the urinary bladder. J. Egypt. med. Ass. 37 (II), 1066 (1954).
2. Africa, C. M., and E. Y. Garcia: Embryonated eggs of Ascaris lumbricoides in the mesenteric tissue of man. J. Philipp. Islds med. Ass. 16, 461 (1936).
3. Alicata, J. E.: Angiostrongylus cantonensis (Nematoda: Metastrongylidae) as a causative agent of eosinophilic meningoencephalitis of man in Hawaii and Tahiti. Canad. J. Zool. 40, 5 (1962).
4. Altmann, H. W., R. Gönnert: Über funktionell bedingte Hypertrophien und Hyperplasien. Untersuchungen am intrahepatisehen Gallengangssystem der weißen Maus bei experimenteller Bilharziose. Beitr. path. Anat. 112, 10 (1952).
5. Anderson, C. V., and A. B. Leonard: Immunity produced in rats by the intestinal phase of Trichinella infection. J. Parasit. Suppl. 26, 42 (1940).