Peterson left WPI in 2010 due to concerns related to the XMRV research .
WPI was created by the parents of a CFS patient , Annette and Harvey Whittemore , and by Daniel Peterson , an early researcher of the illness .
researcher left WPI in 2010 due to concerns related to the XMRV research .
WPI was created by the parents of a CFS patient , Annette and Harvey Whittemore , and by Daniel Peterson , an early researcher of the illness .