000 00339nam a2200133Ia 4500
100 _aWHO
020 _a92-4-120869-4
654 _aGeneral Reference Woks
942 _cBK
245 _aImproving the performance of health centres in district health systems
260 _aauth., Geneva
_c1997
082 _aR 614 WHO/TRS
300 _avi,64p
999 _c31970
_d31970