article_snippet.sent: A highly-respected senior doctor has tested negative for the virusafter being placed in isolation at a hospital.
article_snippet.sent: Doctor John Parker has tested negative for the virus after returning from West Africa .
article_snippet.sent: NSW Health can confirm tests undertaken today by Westmead Hospital in Sydney's west Emerging Infections and Biohazard Response Unit laboratory have returned negative for Ebola virus disease,' a spokesman told Nine News.
highlights_snippet.sent: Ebola tests for Doctor John Parker has come back negative for the virus .
  