Friedman, Y Experience with percutaneous dilational tracheostomy. [electronic resource] - The Annals of otology, rhinology, and laryngology Aug 2001 - 799 p. digital Publication Type: Comment; Letter ISSN: 0003-4894 Standard No.: 10.1177/000348940111000819 doi Subjects--Topical Terms: HumansTracheostomy--adverse effects