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