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