TY - GEN AU - Durrheim,D N AU - Sharp,B L AU - Barnes,K TI - Sentinel malaria surveillance--more than a research tool SN - 0256-9574 PY - 2002///0307 KW - Humans KW - Malaria KW - epidemiology KW - Sentinel Surveillance KW - South Africa N1 - Publication Type: Editorial ER -