000 00279nam a22001217a 4500
020 _a0709903804
050 _aMED RA971
_bO6
245 _aOperational research applied to health services
260 _aLondon
_bCroom Helm
_c1981
300 _a266p.
650 _aHealth
942 _cBK
999 _c7213
_d7213