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

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

Perhaps you should try some spelling variations:
"practical guidebook to biostatistical and epidemiology." » "practical guidebook to biostatistics and epidemiology." (Expand Search), "practical guidebook to statistical and epidemiology." (Expand Search)
"practice guidebook to biostatistical and epidemiology." » "practice guidebook to biostatistics and epidemiology." (Expand Search), "practice guidebook to statistical and epidemiology." (Expand Search)
"practical guide to statistics and epidemiology." » "practical guide to statistical and epidemiology." (Expand Search)