You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: \ ((((\ ((practice guidebook) OR (practical guidebook)) to biostatistical AND epidemiology.\\ ) OR (\ ((practice guidebook) OR (practical guidebook)) to biostatistical AND epidemiology.\\ ))) OR (\ ((practice guide) OR (practical guide)) to statistical AND epidemiology.\\ ))*\~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "\ ((((\ ((practice guidebook) OR (practical guidebook)) to biostatistical AND epidemiology.\\ ) OR (\ ((practice guidebook) OR (practical guidebook)) to biostatistical AND epidemiology.\\ ))) OR (\ ((practice guide) OR (practical guide)) to statistical AND epidemiology.\\ ))*\*".