140
Participants
Start Date
October 31, 2013
Primary Completion Date
September 30, 2018
Study Completion Date
September 30, 2018
Tympanometry
All patients enrolled with receive a tympanogram. There will be no difference between the follow up in the groups based on the tympanometry results. The study is simply observational
Stollery Children's Hospital, Edmonton
University of Alberta
OTHER