78
Participants
Start Date
January 5, 2014
Primary Completion Date
December 30, 2016
Study Completion Date
March 2, 2017
Purethal Birch immunotherapy
Purethal birch was administered as perennial therapy: 24 months
Placebo and symptomatic treatment
symptomatic treatment including: antihitamine drug, nasal dropps and placebo injection
Medical University of Silesia
OTHER