GMS | GMS Current Topics in Otorhinolaryngology - Head and Neck Surgery | Evidence and evidence gaps of medical treatment of non-tumorous diseases of the head and neck

Table 5: Studies with positive proof of efficacy for early blossoming plants (birch pollen) (source: website of DGAKI, www.dgaki.de/Leitlinien/s2k-Leitlinie-sit/)

gms | German Medical Science