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 (biostatistical OR statistical) AND epidemiology.\\ ) OR (\\ practical guidebook to (biostatistical OR statistical) AND epidemiology.\\ ))) OR (((((\\ practice guidebook to (biostatistical OR statistical) AND epidemiology.\\ ) OR (\\ practice guidebook to (biostatistics OR (biostatistical OR statistical)) AND epidemiology.\\ ))) OR (((\\ practice guidebook to (biostatistical OR statistical) AND epidemiology.\\ ) OR (\\ practice guidebook to (biostatistics OR (biostatistical OR statistical)) AND epidemiology.\\ ))))))) OR (\\ practical guide to statistics AND epidemiology.\\ ))*\~".
• Adding a wildcard symbol may retrieve word variants: \ ((((((\\ practical guidebook to (biostatistical OR statistical) AND epidemiology.\\ ) OR (\\ practical guidebook to (biostatistical OR statistical) AND epidemiology.\\ ))) OR (((((\\ practice guidebook to (biostatistical OR statistical) AND epidemiology.\\ ) OR (\\ practice guidebook to (biostatistics OR (biostatistical OR statistical)) AND epidemiology.\\ ))) OR (((\\ practice guidebook to (biostatistical OR statistical) AND epidemiology.\\ ) OR (\\ practice guidebook to (biostatistics OR (biostatistical OR statistical)) AND epidemiology.\\ ))))))) OR (\\ practical guide to statistics AND epidemiology.\\ ))*\*.