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