Paramedic Billy Wynn was in critical condition Friday evening at the University of Oklahoma Medical Center, Integris President Bruce Lawrence said in an email to employees.

NPR: Medical Copter Crashes In Okla., Kills 2, Hurts 1

He discovered a paper in a 2006 issue of the journal Nature co-authored by Bruce Buchholz, a physicist at Lawrence Livermore National Laboratory and Kirsty L. Spalding of the Karolinska Institute in Stockholm.

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