Product Search Search Effective Health Care website Submit search Search Tip: Use double quotes around phrases to rank exact matches higher in the result list. 14 results Pharmacologic and Non-pharmacologic Therapies in Adult Patients with Acute Exacerbation of COPD: A Systematic Review Research Protocol October 10, 2018 Supplemental Project to Assess the Transparency of Reporting Requirements: Tympanostomy Tubes in Children With Otitis Media Research Report June 1, 2017 Tonsillectomy for Recurrent Infection and Obstructive Sleep Disordered Breathing Research Protocol Archived December 3, 2015 Tympanostomy Tubes Research Protocol Archived November 18, 2015 Radiation Therapy for Head and Neck Cancer Consumer Summary Archived September 2, 2015 Interventions to Improve Appropriate Antibiotic Use for Acute Respiratory Tract Infections Research Protocol Archived May 23, 2014 Radiotherapy Treatments for Head and Neck Cancer: Update Research Protocol Archived February 4, 2014 Otitis Media With Effusion: Comparative Effectiveness of Treatments Research Protocol Archived March 20, 2012 Treatments for Seasonal Allergic Rhinitis Research Protocol Archived March 8, 2012 Interventions to Modify Healthcare Provider Adherence to Asthma Guidelines Research Protocol Archived March 2, 2012 Evaluation and Treatment of Tinnitus: A Comparative Effectiveness Review Research Protocol Archived February 22, 2012 Assessment and Management of Chronic Cough Research Protocol Archived January 20, 2012 Allergen-Specific Immunotherapy for the Treatment of Allergic Rhinoconjunctivitis and/or Asthma Research Protocol Archived August 24, 2011 Comparative Effectiveness of Breathing Exercises and/or Retraining Techniques in the Treatment of Asthma Research Protocol Archived January 27, 2011