title: Clinical research into alternative and complementary therapies: how do we tell if the glass is half empty or half full?
authors.forename: Daniel J
authors.initials: DJ
authors.lastname: Clauw
mesh_terms: D035843:Biomedical Research / Q000379:methods*; D001945:Breathing Exercises; D005356:Fibromyalgia / Q000628:therapy*; D006801:Humans; D026441:Mind-Body Therapies; D016032:Randomized Controlled Trials as Topic; D012107:Research Design; D016896:Treatment Outcome