On Doctoring MEDLINE searches, with reference librarian comments, March 2000

The question was

What is the efficacy of dexamethasone as a treatment of HAPE (high altitude pulmonary edema) or AMS (acute mountain sickness)

1     *Altitude/ or *Altitude sickness/ or *Pulmonary edema/    results= 2700   
2     limit 1 to (local holdings and full text available and    results= 187   
human and english language)
3     *Dexamethasone/    results= 4405   
4     1 and 3    results= 6   
5     from 4 keep 1,3-6    results= 5   

Reference Librarian comments

Good search. Thanks for doing the assignment. In general, you should usually "explode" the subject headings, but in this search I think you got good results.