Swedish King Carl XVI Gustaf (L) smiles after he hands over the Crafoord Prize in Polyarthritis to Charles A Dinarello (2nd L) of University of Colorado, US, Tadamitsu Kishimoto (3rd L) of Osaka University, Japan and Toshio Hiran (R) of Osaka University, Japan, at the Swedish Royal  Academy of Sciences on  May 11, 2009 in Stockholm. Getty Images logo Getty Images 6 months ago

Swedish King Carl XVI Gustaf (L) smiles after he hands over the Crafoord Prize in Polyarthritis to Charles A Dinarello (2nd L) of University of Colorado, US, Tadamitsu Kishimoto (3rd L) of Osaka University, Japan and Toshio Hiran (R) of Osaka University, Japan, at the Swedish Royal Academy of Sciences on May 11, 2009 in Stockholm.