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