TY  - JOUR 
T1  - Evaluating the Efficacy and Trend of Sinus Surgery
JO  - International Archives of Otorhinolaryngology
A1  - Petrovic, Masa
A1  - Shamsian, Arash
A1  - Hopp, Martin L.
A1  - Vardanyan, Narine
SN  - 1809-4864
UL  - 10.1055/s-0039-3402436
VL  - 24 
Y1  - 2020
PB  - Brasil 
ER  -