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) OR (practical guide)) to (((statistical OR statistical) OR (statistical OR statistical)) OR (statistical OR statistical)) AND epidemiology.\\\\ ) OR (\\\ practice guide to statistics AND epidemiology.\\\\ ))~\\\ \\ \".
• Adding a wildcard symbol may retrieve word variants: \ \\ \\\ ((\\\ ((practical guidebook) OR (practical guide)) to (((statistical OR statistical) OR (statistical OR statistical)) OR (statistical OR statistical)) AND epidemiology.\\\\ ) OR (\\\ practice guide to statistics AND epidemiology.\\\\ ))~\\\ \\ \*.