1. Abercrombie and Johnson: Der Effekt der Reinervation auf die Collagenbildung usw. of Exper. Biol. 19, 226 (1942).
2. Collagen content of rabbit sciatic nerve during wallerian degeneration. J. Neurol., Neurosurg. a. Psychiatr. 9, 113 (1946).
3. Quantitative histology of Wallerian degeneration. J. of Anat. 80, 37 (1946).
4. Abercrombie, M., and M. L. Johnson: The effect of reinnervation on collagen formation in degenerating sciatic nerves of rabbits. J. of Neur. 10, 89 (1947).
5. Abrams, J., and R. W. Gerard: Influence of activity on survival of isolated nerve. Amer. J. Physiol. 104, 590 (1933).