TY - GEN AU - Fiellau-Nikolajsen,M TI - Tympanometry in three-year-old children. The 3-year follow-up of a cohort study SN - 0301-1569 PY - 1981///0625 KW - Acoustic Impedance Tests KW - Age Factors KW - Audiometry, Pure-Tone KW - Child KW - Child, Preschool KW - Denmark KW - Female KW - Follow-Up Studies KW - Humans KW - Male KW - Mass Screening KW - Otitis Media KW - epidemiology KW - Otitis Media with Effusion KW - Pressure KW - Prognosis KW - Reflex, Acoustic N1 - Publication Type: Comparative Study; Journal Article; Research Support, Non-U.S. Gov't UR - https://doi.org/10.1159/000275530 ER -