rtokens: However , we are assuming they are as a precaution for the time being , " a spokeswoman said .
pos: " IN DT NN EX VBZ DT NN DT CD NNS VBP VBN .
tokens: " At the moment there is no evidence the two cases are linked .
ltokens: The 15-year-old girl is also suffering from the disease and hospital officials described her condition as serious .