Sorce 9 for China Project

1. http://content.nejm.org/cgi/content/full/353/11/1171
2. Therese Hesketh, Li Lu, and Zhu Wei Xing
3. The credentials are that Hesketh has a Ph.D., Li Lu has a M.D., and Zhu Wei Xing has a M.P.H. and they all write for the New England Journal of Medicine.
4. The one child policy has prevented about 250 to 300 million births.
5. Yes.
6. the aurthors have some very good credentials and what they are writing about is all true.