TY - BOOK ED - World Health Organization ED - Roll Back Malaria Technical Support TI - A framework for field research in Africa Malaria early warning systems: Concepts, indicators and partners AV - RC 156 .M3 2001 PY - 2001/// CY - Switzerland PB - Roll Back Malaria Technical Support KW - Malaria epidemics KW - Malaria in Africa KW - Malaria prevention and control N1 - Includes bibliographic references and index ER -