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1Yale Aeromedical Unit, Department of Physiology, Yale University School of Medicine, New Haven
2
Present address: Department of Pharmacology, Syracuse University College of Medicine, Syracuse, N. Y.
1
This work was done under contract between the Office of Scientific Research and Development and Yale University. The material was originally submitted to the Committee on Aviation Medicine as two reports dated December 1, 1943, and June 27, 1944, respectively.