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