• 46 Diseases
• 36 Communicable diseases
• 35 Infection
• 6 Human body
• 5 Epidemiology
• 5 Treatment
• 4 Pharmacology
• 3 Genetics
• 3 Liver
• 3 Lungs
• 3 Management
• 3 Microbial diversity
• 3 Microorganisms
• 3 Respiratory organs
• 3 Respiratory tract diseases
• 3 Social conditions
• 2 Blood
• 2 Brain
• 2 Genitourinary organs
• 2 Heredity, Human
• 2 Medicine
• 2 Physiology
• 2 Prevention

• 11 Information Television Network
• 6 BBC Worldwide Ltd
• 2 ABC International
• 2 Electric Sky (Firm)
• 2 Filmoption International (Firm)
• 2 National Geographic Television & Film
• 2 TV4 AB
• 2 WNET (Television station : New York, N.Y.)
• 1 10 Francs (Firm)
• 1 4 Learning (Firm)
• 1 ABC News Productions
• 1 APT Worldwide
• 1 Allegro Productions (Firm)
• 1 Cambridge Educational (Firm)
• 1 DR TV (Television station : Copenhagen, Denmark)
• 1 Dartmouth/Hitchcock Medical Center
• 1 Eley O'Connor Detroit Ltd
• 1 Fred Friendly Seminars (Firm)
• 1 Gardner Educational, Inc
• 1 German United Distributors
• 1 INA
• 1 Marathon Film Productions
• 1 New Atlantis (Firm)

• 2 Africa, Sub-Saharan
• 1 Europe

Limit year range