Microbiological results from middle ear effusion in pediatric patients receiving ventilation tube insertion: Multicenter registry study on the effectiveness of ventilation tube insertion in pediatric patients with chronic otitis media with effusion: Part I

Myung Hoon Yoo, Yang Sun Cho, June Choi, Yun Hoon Choung, Jae Ho Chung, Jong Woo Chung, Gyu Cheol Han, Eun Ju Jeon, Beom Cho Jun, Dong Kee Kim, Kyu Sung Kim, Jun Ho Lee, Kyu Yup Lee, Seung Hwan Lee, In Seok Moon, Hong Ju Park, Shi Nae Park, Jihye Rhee, Jae Hyun Seo, Seung Geun Yeo