000 00335nam a2200121Ia 4500
008 220729s2020 xx 000 0 und d
041 _aeng
100 _aMichael Friedman Ofer Jacobowitz
245 _aSleep apxiea and snoring surgical and non surgical therapy
250 _a2
260 _aEdinburgh
_bElsevier
_c2020
300 _a463
999 _c138305
_d138305