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