Motivational enhancement therapy for adolescent marijuana users : a preliminary randomized controlled trial

Promoting healthy beginnings: a randomized controlled trial of a preventive intervention to preserve marital quality during the transition to parenthood.

Youth-nominated support team for suicidal adolescent (Version 1) : A randomized controlled trial

Bibliotherapy for children with anxiety disorders using written materials for parents : a randomized controlled trial

Cognitive behavioral therapy for woman with live long vaginismus : A randomized waiting-list