000 00320nam a2200109Ia 4500
008 201224s9999||||xx |||||||||||||| ||und||
100 _aKnapp,R.G.
_97480
245 0 _aNational Medical Series (NMS): Clinical Epidemiology and Biostatistics
260 _aBaltimore
_bWilliams & wilkings
_c1992
500 _a435
942 _cBK
999 _c10995
_d10979