1. When are drug combinations justified?;Drug and Therapeutics Bulletin;Drug Ther. Bull.,1980
2. Stability of solids and solid dosage forms;Carstensen;J. Pharm. Sci.,1974
3. Decomposition of benzoic acid in the solid state;Carstensen;J. Pharm. Sci.,1972
4. Solid slate acetylation of codeine phosphate by aspirin;Galante;J. Pharm. Sci.,1979