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