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

• Removing quotes may allow a broader search: \ ((\\ ((practice guidebook) OR (practical guidebook)) to (biostatistical OR biostatistical) and epidemiology.\\ ) OR (\\ ((practice guide) OR (practical guide)) to statistical and epidemiology.\\ ))~\*.

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