1. Corticosteroid action on lymphocyte subpopulations and humoral immune response of axolotl urodele amphibian;Tournefier;Immunology,1982
2. The effect of hydrocortisone on the blood of tadpoles and frogs. Rana catesbeiana;Bennet;Biol. Bull.,1968
3. The effect of hydrocortisone on the sheep red blood cell response in the adult Xenopus laevis, the South African toad;Ruben;J. Exp. Zool.,1974
4. Uber einige myelolymphoide und lymphoepitheliae organe der anuren;von Braumülh;Letsch. Mikrosk. Anat. Forch.,1926
5. Electron-microscopic investigation on the thymus of adult frog Rana esculenta;Kapa;Acta Biol. Acad. Sci. Hung.,1968