Helen Mawhinney, Sheldon L Spector, D. Heitjan, R. Kinsman, and et al (1993)
As-needed medication use in asthma usage patterns and patient characteristics
Journal of Asthma, 30(1):61 --71.
Document Actions
Helen Mawhinney, Sheldon L Spector, D. Heitjan, R. Kinsman, and et al (1993)
Journal of Asthma, 30(1):61 --71.
Document Actions