000 00344nam a22001457a 4500
008 190227b xxu||||| |||| 00| 0 eng d
020 _a9781419550478
082 _223
_a616
245 _aUSMLE Step 1 Qbook Sixth ed.
260 _aNew York
_bKaplan, Inc.
_c2013
300 _a446 p.
650 _aMedicine
650 _aUSMLE
942 _2ddc
_cBK
999 _c9901
_d9901