![High prevalence but limited evidence in complementary and alternative medicine: guidelines for future research]()
High prevalence but limited evidence in complementary and alternative medicine: guidelines for future researchFischer, Felix H; Lewith, George; Witt, Claudia M; Linde, Klaus; von Ammon, Klaus; Cardini, Francesco; Falkenberg, Torkel; Fønnebø, Vinjar; Johannessen, Helle; Reiter, Bettina; Uehleke, Bernhard; Weidenhammer, Wolfgang; Brinkhaus, Benno · BMC Complementary and Alternative Medicine · 2014