You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("practice guidebook to biostatistics and epidemiology.") OR ("practical guidebook to biostatistical and epidemiology."))) OR ((("practical guide to statistics and epidemiology.") OR ("practical guide to statistical and epidemiology."))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"practice guidebook to biostatistics and epidemiology.\") OR (\"practical guidebook to biostatistical and epidemiology.\"))) OR (((\"practical guide to statistics and epidemiology.\") OR (\"practical guide to statistical and epidemiology.\"))))".
• Removing quotes may allow a broader search: (((( practice guidebook to biostatistics and epidemiology. ) OR ( practical guidebook to biostatistical and epidemiology. ))) OR ((( practical guide to statistics and epidemiology. ) OR ( practical guide to statistical and epidemiology. )))).
• Adding a wildcard symbol may retrieve word variants: (((("practice guidebook to biostatistics and epidemiology.") OR ("practical guidebook to biostatistical and epidemiology."))) OR ((("practical guide to statistics and epidemiology.") OR ("practical guide to statistical and epidemiology."))))*.