martes, 11 de agosto de 2009

8 Cities In US Line Up For Experimental Swine Flu Test

Participants will be given different combinations of two swine flu vaccines made by drug makers Sanofi Pasteur and CSL Limited and a seasonal flu vaccine.

Typically it takes a year to do this, said Frey, an infectious diseases expert.

Source:
http://www.washingtonpost.com/wp-dyn/content/article/2009/08/10/AR2009081002147.html