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

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

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