texts: Hello , doctor . </s> <s> What's the matter ? </s> <s> I've got a backache . </s> <s> Do you often suffer from backache ? </s> <s> No , I don't . I've never had a bad one before . </s> <s> When did it start ? </s> <s> About four days ago .
labels: Well , go home and rest in bed for two days , then you'll feel better .