title: [Gold standards for scientific proof of efficacy and effectiveness as prerequisites for the dissemination of intervention programs in the field of early intervention. Randomized controlled trials].
authors.affiliation: Fakultät Rehabilitationswissenschaften, Rehabilitationspsychologie, Technische Universität Dortmund, Emil-Figge-Str. 50, 44221, Dortmund. anke.lengning@tu-dortmund.de
authors.forename: A
authors.initials: A
authors.lastname: Lengning