Experimenting with chimpanzees so that human beings can benefit? How come?

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http://www.personal.psu.edu/afr3/blogs/SIOW/2011/11/animal-testing-where-is-the-line-drawn.html

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Lab testing on chimps may end as U.S. moves to declare them all 'endangered'

http://www.treehugger.com/natural-sciences/lab-testing-chimps-may-soon-be-banned-us-moves-declare-them-endangered.html

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http://www.savethechimps.org/chimps-in-labs

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