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