TY - GEN AU - Teschner,M AU - Voigt,H AU - Teschner,S AU - Krause,A AU - Lenarz,T TI - [Certification of a University Department of Otolaryngology according to DIN EN ISO 9001:2008] SN - 1433-0458 PY - 2019///0603 KW - Certification KW - Otolaryngology KW - standards N1 - Publication Type: Journal Article; Review UR - https://doi.org/10.1007/s00106-017-0400-6 ER -