https://www.selleckchem.com/pr....oducts/alkbh5-inhibi
To evaluate the clinical presentation of choanal atresia (CA) in tertiary centers across Canada. Multi-centre case series involving six tertiary care pediatric hospitals across Canada. Retrospective chart review of patients born between 1980 and 2010 diagnosed with CA at a participating center. The health charts of 215 patients (59.6% female) with CA were reviewed and included in this study. The mean age of patients at time of CA presentation was 0.4 months (range 0.1 to 7.2 months) for bilateral CA and 37.8 months (range 0.1