Paparella, M M Intact bridge tympanomastoidectomy (I.B.M.)--combining essential features of open vs. closed procedures. [electronic resource] - The Journal of laryngology and otology Jul 1983 - 579-85 p. digital Publication Type: Journal Article ISSN: 0022-2151 Standard No.: 10.1017/s0022215100094639 doi Subjects--Topical Terms: AdolescentAdultAgedChildFemaleHumansMaleMastoid--surgeryMastoiditis--surgeryMiddle AgedOtitis Media--surgeryTympanoplasty--methods