Improving the performance of health centres in district health systems : Report of a WHO Study Group. - Geneva s World Health Organization, 1997
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IMPROVING 553,027 Improving the performance of health centres in district health systems : Report of a WHO Study Group. - Geneva s World Health Organization, 1997. - VI, 64 s. ; 24 cm. -(WHO Technical Report Series, ISSN 0512-3054 ; 869) ISBN 92-4-120869-4
