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