TY - BOOK AU - Abramson JH AU - Abramson, ZH. TI - Survey methods in community medicine: epidemiological research, programme evaluation, clinical trials SN - 0 443 061637 PY - 1999/// CY - Edinburgh PB - Churchill Livingstone KW - Community Medicine KW - Data Collection-methods KW - Health Surveys KW - Mosquitoes KW - Research-methods ER -