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 statistical) OR ((biostatistical OR statistical) OR (biostatistical OR statistical))) AND epidemiology.\\ ) OR (\ ((practice guidebook) OR (practical guidebook)) to ((biostatistical OR statistical) OR ((biostatistical OR statistical) OR (biostatistical OR statistical))) AND epidemiology.\\ ))) OR (\ practice guide to statistics AND epidemiology.\\ ))*.

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