Ipratropium treatment of rhinorrhea in perennial nonallergic rhinitis. A Nordic multicenter study.
Kirkegaard
J
J
Department of Otolaryngology, Aalborg Hospital, Denmark.
Mygind
N
N
Mølgaard
F
F
Holopainen
E
E
Malmberg
H
H
Brøndbo
K
K
Rojne
T
T
D000328:Adult; D001286:Atropine Derivatives / Q000627:therapeutic use*; D004311:Double-Blind Method; D006801:Humans; D009241:Ipratropium / Q000627:therapeutic use*; D015337:Multicenter Studies as Topic; D010919:Placebos; D011897:Random Allocation; D012220:Rhinitis / Q000188:drug therapy*; D012537:Scandinavian and Nordic Countries
D001286:Atropine Derivatives; D010919:Placebos; D009241:Ipratropium