- Factors affecting the success of salivary gland transplantaion

- Bioglass implantation in tracheal stenosis.

Effects of functional endoscopic surgery on speech. -Mucocilliary function changes of the nose after inferior Turbinectomy

Evaluation of ototoxicity and effectiveness of local treatment in chronic supprative non-cholesteatomataes of otitis media in Children.

Meatoplasty versus meatochochoplasty in open techniques tympanoplasty

Local and systemic effects of corrective nasal surgery for chronic nasal obstruction in allergic rhinitis patients

- Middle ear cleft evaluation after resolution of otitis media.

- Eustachian tube functions in nasopharyngeal disorders.