![](/img/cover-not-exists.png)
As-Needed Medication Use in Asthma Usage Patterns and Patient Characteristics
Mawhinney, Helen, Spector, Sheldon L., Heitjan, D., Kinsman, R. A., Dirks, J. F., Pines, I.Volume:
30
Language:
english
Journal:
Journal of Asthma
DOI:
10.3109/02770909309066381
Date:
January, 1993
File:
PDF, 765 KB
english, 1993