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