In another blow to those who swear by chondroitin for arthritis pain, an analysis of 20 studies found no evidence that the popular supplement prevents or reduces joint pain.

对于那些信赖软骨素可以缓解关节炎疼痛的人们来说，这又是一次打击，因为对20项研究结果分析表明，没有证据显示这一颇受欢迎的补充剂能够预防或缓解关节疼痛。

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The tribunal heard that Prof Richardson had used a piece of equipment used to blow air into the knee joint, which he had modified specifically for the operation.

BBC: Luigi Belcuore case: Surgeon backed by hospital

For the alliance, the blow was severe, heightening existing doubts that its two groups can really agree on a joint presidential and vice-presidential slate for 1999.

ECONOMIST: Argentina