000 00291nam a2200109Ia 4500
008 220729s2020 xx 000 0 und d
041 _aeng
100 _aSwati Singh
245 _aConceptual review of anesthesia for NBE
260 _aND
_bCBS Publisher and Distributors
_c2020
300 _a286
999 _c139714
_d139714