REFERENCES
- Rivers, T. M.: Viral and Rickettsial Infections of Man. Philadelphia, J. B. Lippincott Company, 1948, p. 290.
- Van Rooyen, C. E. and Rhodes, A. J.: Virus Diseases of Man. New York, Thomas Nelson & Sons, 1948.
- Reimann, H. A.: Viral pneumonias and pneumonias of probable viral origin. Medicine 26:177 (May) 1947.
- Adams, J. M.: Primary pneumonitis in infancy. J.A.M.A. 138:1142 (December) 1948.