TY - BOOK TI - Improving the performance of health centres in district health systems : : report of a WHO study group SN - 9241208694 AV - RA 966 .I4 1997 PY - 1997/// CY - Geneva : PB - World Health Organization, N1 - "WHO Study Group on Improving the Performance of Health Centres in District Health Systems, Geneva, 13-21 November 1995"--P. v; Includes bibliographical references ER -