000 00293nam a22001337a 4500
008 170203b xxu||||| |||| 00| 0 eng d
020 _a9780781779210
041 _aeng
080 _27TH
_a61
100 _a3
101 _aSHM
245 _aREVIEW FOR USMLE STEP 1
_cLAZO, J.S
942 _2udc
_cBK
999 _c4449
_d4449