The impact of over-the-counter availability of nasal sprays on sales, prescribing, and physician visits.

Autor: Lundberg, Lena, Isacson, Dag
Zdroj: Scandinavian Journal of Primary Health Care. 03/15/99, Vol. 17 Issue 1, p41-45. 5p. 1 Chart, 2 Graphs.
Databáze: Academic Search Ultimate