VKSAqui estan los link para el que quiera investigar
http://timesofindia.indiatimes.com/Health--Science/Science/Virus-mix-up-by-lab-could-have-resulted-in-pandemic/articleshow/4230882.cms
http://in.news.yahoo.com/137/20090612/1510/tls-baxter-could-have-pandemic-flu-vacci.html
http://birdflu666.wordpress.com/2009/04/13/case-about-bird-flu/