1. Anti-arthritis medication usage;Stat Bull Metrop Insur Co,1992
2. Nonsteroidal anti-inflammatory drug use and increased risk for peptic ulcer disease in elderly persons;Griffin;Ann Intern Med,1991
3. Prevalence and characteristics of multiple analgesic drug use in an elderly study group;Chrischilles;J Am Geriatr Soc,1990
4. Analgesic drug use in an ambulatory elderly population;Stewart;Drug Intell Clin Pharmacol,1982
5. Individual non-steroidal anti-inflammatory drugs and the risk of hospitalization for upper gastrointestinal bleeding and perforation in Saskatchewan;Gutthann;Pharmacoepidemiol Drug Safety,1994