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 ((((biostatistics OR biostatistics) OR (biostatistics OR biostatistics)) OR (biostatistics OR biostatistics)) OR (biostatistics OR biostatistics)) AND epidemiology.\\\\\\\\\\ ) OR (((\\\\\\\\\\ practical guide to statistical AND epidemiology.\\\\\\\\\\ ) OR (\\\\\\\\\\ practice guide to statistical AND epidemiology.\\\\\\\\\\ ))))~\\\\\\\\\ \\\\\\\\ \\\\\\\ \\\\\\ \\\\\ \\\\ \\\ \\ \*.
• 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)) OR (biostatistics OR biostatistics)) and epidemiology.\\\\\\\\\\ ) OR (((\\\\\\\\\\ practical guide to statistical and epidemiology.\\\\\\\\\\ ) OR (\\\\\\\\\\ practice guide to statistical and epidemiology.\\\\\\\\\\ ))))~\\\\\\\\\ \\\\\\\\ \\\\\\\ \\\\\\ \\\\\ \\\\ \\\ \\ \*".