[1] Oregon Hlth & Sci Univ, Portland, OR 97201 USA
[2] Sanofi, Chilly Mazarin, France
[3] Univ British Columbia, Waterloo, ON, Canada
[4] Prob Med Res, Waterloo, ON, Canada
[5] Regeneron Pharmaceut Inc, 777 Old Saw Mill River Rd, Tarrytown, NY 10591 USA
[6] Sanofi Genzyme, Cambridge, MA USA