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