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