rtokens: More than 290 people have reported symptoms in Lanarkshire county , the worst-hit area , since the outbreak first came to light after people ate tainted meat pies at a pensioners ' lunch .
pos: CD VBD VBN IN JJ NN .
tokens: Three were listed in poor condition .
ltokens: A health authority spokeswoman said 78 people suspected of having the disease , including 64 confirmed cases , were still being treated .