000 00416nam a22001337a 4500
050 _aMED 852
_bW5
100 _aMedical survey and clinical Trials
245 _aMedical survey and clinical Trials: Some Methods and Application of Group Research in Medicine
260 _aNew York
_boxford university Press
_c1959
300 _aix,328p.
_bill.
650 _aMedical Research
700 _aC.B.E. L.J. Witts
942 _cBK
999 _c4411
_d4411