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