Research ArticleArticle
STUDIES OF MORPHINE, CODEINE AND THEIR DERIVATIVES IV. HYDROGENATED CODEINE ISOMERS
PREPARATION AND PROPERTIES OF CODEINE, DIHYDROCODEINE AND THEIR ISOMERS
NATHAN B. EDDY and LYNDON F. SMALL
Journal of Pharmacology and Experimental Therapeutics May 1934, 51 (1) 35-44;