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Randomized controlled trials of positive affect and self-affirmation to facilitate healthy behaviors in patients with cardiopulmonary diseases: Rationale, trial design, and methods

PsychiatryHealth CommunicationHealth PromotionHealth BehaviorPositive AffectTrial DesignBehavioral HealthPublic HealthSelf-care InterventionCardiopulmonary DiseasesPositive PsychologyPsychology