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