title: [Increased methodological knowledge more important than experiments].
authors: Uppsala universitet. per.johansson@ifau.uu.se
authors: Per
authors: P
authors: Johansson
authors: Pathric
authors: P
authors: Hägglund
mesh_terms: D019317:Evidence-Based Medicine / Q000592:standards*; D006801:Humans; D019370:Observation; D016032:Randomized Controlled Trials as Topic / Q000592:standards*; D012107:Research Design / Q000592:standards*