You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: \ \\ \\\ ((\\\\ practical guidebook to (((((biostatistical OR biostatistical) OR biostatistical) OR biostatistical) OR (((biostatistical OR biostatistical) OR biostatistical) OR biostatistical)) OR (((biostatistical OR biostatistical) OR biostatistical) OR biostatistical)) AND epidemiology.\\\\ ) OR (((\\\\ practical guide to statistics AND epidemiology.\\\\ ) OR (\\\\ practice guide to statistics AND epidemiology.\\\\ ))))~\\\ \\ \*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "\ \\ \\\ ((\\\\ practical guidebook to (((((biostatistical OR biostatistical) OR biostatistical) OR biostatistical) OR (((biostatistical OR biostatistical) OR biostatistical) OR biostatistical)) OR (((biostatistical OR biostatistical) OR biostatistical) OR biostatistical)) and epidemiology.\\\\ ) OR (((\\\\ practical guide to statistics and epidemiology.\\\\ ) OR (\\\\ practice guide to statistics and epidemiology.\\\\ ))))~\\\ \\ \*".