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 biostatistics AND epidemiology.\\\ ) OR (((\\\ practical guidebook to biostatistics AND epidemiology.\\\ ) OR (((\\\ practical guide to biostatistics AND epidemiology.\\\ ) OR (((\\\ practical guide to (biostatistics OR biostatistics) AND epidemiology.\\\ ) OR (\\\ practical guide to biostatistics AND epidemiology.\\\ ))))))))) OR (\\\ practice guide to statistical AND epidemiology.\\\ ))~\\ \*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "\ \\ ((((\\\ practical guidebook to biostatistics and epidemiology.\\\ ) OR (((\\\ practical guidebook to biostatistics and epidemiology.\\\ ) OR (((\\\ practical guide to biostatistics and epidemiology.\\\ ) OR (((\\\ practical guide to (biostatistics OR biostatistics) and epidemiology.\\\ ) OR (\\\ practical guide to biostatistics and epidemiology.\\\ ))))))))) OR (\\\ practice guide to statistical and epidemiology.\\\ ))~\\ \*".