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 OR \\\\\ practice) guidebook to ((biostatistical OR (biostatistics OR statistics)) OR (biostatistical OR (biostatistics OR statistics))) AND epidemiology.\\\\\ ) OR ((\\\\\ practical OR \\\\\ practice) guide to statistical AND epidemiology.\\\\\ ))*\\\\ \\\ \\ \~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "\ \\ \\\ \\\\ (((\\\\\ practical OR \\\\\ practice) guidebook to ((biostatistical OR (biostatistics OR statistics)) OR (biostatistical OR (biostatistics OR statistics))) AND epidemiology.\\\\\ ) OR ((\\\\\ practical OR \\\\\ practice) guide to statistical and epidemiology.\\\\\ ))*\\\\ \\\ \\ \~".
• Adding a wildcard symbol may retrieve word variants: \ \\ \\\ \\\\ (((\\\\\ practical OR \\\\\ practice) guidebook to ((biostatistical OR (biostatistics OR statistics)) OR (biostatistical OR (biostatistics OR statistics))) AND epidemiology.\\\\\ ) OR ((\\\\\ practical OR \\\\\ practice) guide to statistical and epidemiology.\\\\\ ))*\\\\ \\\ \\ \*.