title: The use of a conical spacer after laryngectomy.
mesh_terms: D000336:Aerosols; D000368:Aged; D001993:Bronchodilator Agents / Q000008:administration & dosage*; D006801:Humans; D007825:Laryngectomy; D008297:Male; D011184:Postoperative Period
chemical_list: D000336:Aerosols; D001993:Bronchodilator Agents