那為啥CDC在國會聽證會上承認所有的疫苗都沒有controlled study呢？

來源: 醫者意也 於 2015-12-27 11:19:00 [] [博客] [舊帖] [給我悄悄話] 閱讀數 : (999 bytes)
本文內容已被 [ 醫者意也 ] 在 2015-12-27 16:29:14 編輯過。如有問題，請報告版主或論壇管理刪除.
"We have not studied vaccinated vs. unvaccinated."
- Dr. Boyle, CDC

In a hearing of the House Government Reform and Oversight Committee, Congressman Posey questions two officials, Dr. Guttmacher and Dr. Boyle, from the CDC over autism research. November 29, 2012.

"Rising Autism Rates: House Oversight and Government Reform Committee"
https://www.youtube.com/watch?v=uNWTOmEi_6A
 
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