000 00299nam a2200121Ia 4500
008 220729s2019 xx 000 0 und d
041 _aeng
100 _aNick Roland
245 _aKey topics in otolaryngology and head & neck surgery
250 _a3
260 _aNY
_bThierne
_c2019
300 _a490
999 _c139281
_d139281