2009c-248 2011c-574 alternativemedicine alternativetherapies atlases biomedicalresearch body clinicaltrials clinicaltrialsastopic clinicaltrialsstatisticalmethods clusteranalysis datainterpretation essays experimentaldesign family fitness general generalpractice group-randomizedtrials healing health holism holisticmedicine medical methods mind numericaldata osteopathy reference sampling(statistics) spirit standards statistical statisticalmethods statistics wa950 wa950h418c2009