REFERENCES
- Morhous, E. J.: Drug addiction in upper economic levels; study of 142 cases. West Virginia M. J. 49:189 (July) 1953.
- Morhous, E. J.: Personal communication to the author.
- Rasor, R. W. and Crecraft, H. J.: Addiction to meperidine (Demerol) hydrochloride. J.A.M.A. 157:654 (February 19) 1955.
- Rasor, R. W. and Crecraft, H. J.: Personal communication to the author.
REFERENCES
- Clemmesen, J., Nielsen, A. and Lockwood, K.: Mortality rates for cancer of urinary bladder in various countries. Brit. J. Cancer 11:1, 1957.
- Clemmesen, J. and Nielsen, A.: Cancer incidence in Denmark 1943 to 1953. II. Tumours of urinary system and prostate. Danish M. Bull. 3:36–43 (March) 1956.