1.
Araújo JP, Jardim A, Subtil J, Matos T, Saraiva J. Hasner Valve Fenestration - A simpler alternative to endoscopic dacryocystorhinostomy in treating persistent epiphora in children. Port J ORL [Internet]. 2018 Aug. 20 [cited 2025 Apr. 4];55(4):179-82. Available from: https://journalsporl.com/index.php/sporl/article/view/3006