000 00331nam a2200145Ia 4500
008 150520s9999||||xx |||||||||||||| ||und||
082 _a574.88 DAV
100 _aDavid Freifelder
245 _aMolecular Biology
250 _a2001
260 _bNarosa Pub.
300 _a574.88 DAV
600 _aLife Scince
942 _2ddc
_cBK
999 _c14853
_d14853