Frei H, Everts R, von Ammon K, Kaufmann F, Walther D, Hsu Schmitz S-F, Collenberg M, Steinlin M, Lim C and Thurneysen A   Randomised controlled trials of homeopathy in hyperactive children: treatment procedure leads to an unconventional study design   Homeopathy. 2007. 96: 35–41   Studier som jämför homeopati med placebo vid behandling av […]