1. Bioavailability of drugs;Koch-Weser;New England J. Med.,1974
2. Intramuscular injection of drugs;Greenblatt;New England J. Med.,1976
3. Factors affecting pain on injection;Travell;J.A.M.A.,1955
4. Pain and parental drug administration;Taggart;Bull. Parenter. Drug Assoc.,1972
5. Effect of 2% procaine hydrochloride solution on the bioavailability of cephradine after intramuscular injection;Vukovich;Curr. Therap. Res.,1975