Source of stats (Week -7, Video-1)

[Amit]

Could you kindly supply the source of stats shown (and listed below) in the slide (Week -7, Video-1) at 46:50. I would like to quote these numbers in a communication.

• 60% of exisiting human infectious diseases are zoonotic
• 80% of agents with potential bioterrorist use are zoonotoc pathogens
• 75% of emerging infectious diseases of humans have an animal origin
• 5 new human diseases appear every year. Three are of animal origin