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• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"practical guidebook to statistical and epidemiology.\") OR (\"practical guide to statistics and epidemiology.\"))~".
• Removing quotes may allow a broader search: (( practical guidebook to statistical and epidemiology. ) OR ( practical guide to statistics and epidemiology. ))~.
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Perhaps you should try some spelling variations:
"practical guidebook to statistical and epidemiology." » "practice guidebook to statistical and epidemiology." (Expand Search)
"practical guide to statistics and epidemiology." » "practice guide to statistics and epidemiology." (Expand Search)