000 00305nam a2200121Ia 4500
008 200512s9999 xx 000 0 und d
082 _a617.96
100 _aBasner Hirshkowitz
245 0 _aPrinciple and Practice of Sleep Medicine
250 _a6th ed
260 _bElsevier
_c2017
650 _aAnaesthesia
999 _c57758
_d57758