TY - RPRT TI - Middle ear mucosa and chronic ear disease. III. Enzyme studies of thick noncholesteatomous epithelium. AU - T Palva AU - P Karma AU - A Palva AU - J Kärjä PY - 1975 DO - 10.1001/archotol.1975.00780350044011 UR - https://pubmed.ncbi.nlm.nih.gov/48373/ ID - 48373 ER -