References
- Hueper, W. C. (1945) Amer. Journ. of Path., 21, p. 1021.
- Sjostrand, F. and Sjostrand, T. (1938) Anat. Anz., 87, pp. 193-256.
- Timofejewesky, A. and Benelowenskaya, S. (1925) Virchow's Arch., 255, p. 613.
- Weslaw, W. (1934) Contribution a l'histophpiolopie et l'histopathologie de l'kpithhlium pulmonaire des verthbrhs, Posen