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