• 10 Videos, Slides, Films

• 4 History
• 3 Art
• 3 Children with attention-deficit hyperactivity disorder
• 3 Family psychotherapy
• 3 Treatment
• 1 Backache
• 1 Catalysts
• 1 Chronic pain
• 1 Design and construction
• 1 Foreign relations
• 1 Lyme disease
• 1 Microorganisms
• 1 Power resources
• 1 Public opinion
• 1 Solar houses
• 1 Storage batteries

• 10 Films Media Group
• 1 Films for the Humanities & Sciences (Firm)

• 10 English

• 1 China

Limit year range