TY - BOOK AU - Margetts,Barrie M. AU - Nelson,Michael TI - Design concepts in nutritional epidemiology SN - 0192618733 PY - 1991/// CY - Oxford, Eng. PB - Oxford University Press KW - Nutritionally induced diseases KW - Epidemiology KW - Research KW - Methodology KW - Epidemiologic Methods KW - Nutrition Surveys KW - Research Design N1 - Recommended text : *FT492 (Applied Sciences) ER -