title: [Complementary medicine: is proof of effectiveness really necessary?].
authors.forename: R
authors.initials: R
authors.lastname: Hakimi
mesh_terms: D001291:Attitude of Health Personnel; D000529:Complementary Therapies / Q000592:standards*; D004311:Double-Blind Method; D005858:Germany; D006801:Humans; D017063:Outcome Assessment, Health Care / Q000592:standards*; D011785:Quality Assurance, Health Care / Q000592:standards*; D016032:Randomized Controlled Trials as Topic; D016896:Treatment Outcome