REFERENCES
- Ahonen, A. Scaml. J. clin. Lab. Invest, 1970, 25, Suppl. 113, 17.
- Ahonen, A. Acta pliysiol. scand. 1973, Suppl. 398. 1–71.
- Ahonen, A. & Penttilå, A. Acta physiol, scand. 1971, 82, 59–60.
- Behnke, O. & Moe, H. J. Cell. Biol. 1964, 22, 633–652.
- Burns, J. & Whitehead, R. Nature (Lond.) 212, 769–771.
- Eränkö, O. J. roy. micr. Soc. 1967, 87, 259–276.
- Erlandsen, S. L. & Chase, D. G. I. J. Ultrastruct. Res. 1972, 41, 296–318.
- Erlandsen, S. L. & Chase, D. G. II. J. Ultrastruct. Res. 1972, 41, 319–333.
- Gent, A. E. & Creamer, B. Digestion 1972, 7, 1–12.
- Halbhuber, K.,-J., Stibenz, H. J. & Halbhuber, U. Acta histochem. (Jena) 1970, 35, 307–319.
- Hally, A. D. J. Anat. (Lond.) 1958, 92, 268–277.
- Kurosumi, K. Int. Rev. Cytol. 1961, U, 1–60.
- Lauren, P. & Sorvari, T. E. Stain Technol. 1967, 42, 311–315.
- Penttilå, A. & Ahonen, A. Experientia (Basel) 1969, 25, 70–72.
- Recknagel, v. I., Geyer, G. & Halbhuber, K.-J. Anat. Anz. 1972, 132, 523–529.
- Stanley, M. W. & Trier, J. S. Amer. J. Anat. 1965, 117, 365–384.
- Sundström, G. & Helander, H. F. 1974. Annual Meeting of the Scandinavian Society for Electron Microscopy, Helsinki 9-12, June, G5.
- Toner, P. G. Int. Rev. Cytol. 1968, 24, 233–343.
- Trier, J. S., Lorenzson, V. & Groehler, K. Gastroenterology 1967, 53, 240–249.