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: "\"\\"\\\"\\\\"\\\\\"\\\\\\"\\\\\\\"\\\\\\\\"((\\\\\\\"practical guidebook to ((biostatistics OR biostatistics) OR biostatistics) AND epidemiology.\\\\\\\\\") OR (\\\\\\\"practical guide to (statistics OR statistical) AND epidemiology.\\\\\\\\\"))*\\\\\\\\"\\\\\\\"\\\\\\"\\\\\"\\\\"\\\"\\"\"".
• Removing quotes may allow a broader search: \ \\ \\\ \\\\ \\\\\ \\\\\\ ((\\\\\ practical guidebook to ((biostatistics OR biostatistics) OR biostatistics) AND epidemiology.\\\\\\\ ) OR (\\\\\ practical guide to (statistics OR statistical) AND epidemiology.\\\\\\\ ))*\\\\\\ \\\\\ \\\\ \\\ \\ \.