title: [Duration of contact and type of contact as determinants of attitude changes in a question-answer situation].
mesh_terms: D000329:Advertising; D001290:Attitude; D003142:Communication; D005556:Form Perception; D006801:Humans; D012107:Research Design; D013997:Time Factors; D014796:Visual Perception
vernacular_title: Kontaktdauer und Kontaktart als Determinanten von Einstellungsänderungen in einer Frage--Antwort-Situation