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: "\"((\\"((practice guidebook) OR (practical guidebook)) to ((biostatistical OR statistical) OR (((biostatistical OR statistical) OR (biostatistical OR statistical)) OR (biostatistical OR statistical))) AND epidemiology.\\") OR (\\"practical guide to statistics AND epidemiology.\\"))*\"".
• Removing quotes may allow a broader search: (( ((practice guidebook) OR (practical guidebook)) to ((biostatistical OR statistical) OR (((biostatistical OR statistical) OR (biostatistical OR statistical)) OR (biostatistical OR statistical))) AND epidemiology. ) OR ( practical guide to statistics AND epidemiology. ))*.