000 00274nam a2200109Ia 4500
100 _aW.H.O/ T.R.S. No.795
942 _cBK
245 _aEffective choices for diagnostic imaging in clinical practice
260 _aW H O, Geneva
_c1990
082 _aR616.075 W.H
300 _a132
999 _c67285
_d67285