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