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

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

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