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