Both patient groups reported similar reductions in pain after 12 weeks of treatment.

经过12周的治疗，两组患者都表示疼痛减轻。

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Biomarkers can also be used to identify appropriate patient groups for clinical trials.

生物标记物还能用于鉴别临床试验的合适病人群体。

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Since pacing is championed by many patient groups, scientists wanted to test whether it works.

因为众多患者都拥护适应性过渡疗法，科学家们就想测试它是否真的管用。

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Pfizer announced a plan in February to publicly disclose its financial relationships with doctors, medical organizations and patient groups.

VOA: special.2009.09.11

As the professions, politicians and patient groups scrap over the detail, that is the bigger picture.

BBC: Health Bill: Where's the strategic argument?

But the variation in procedures across the UK has caused controversy among patient groups.

BBC: Free parking plan for in-patients

Some patient groups can take their mission a little too far, or get too cozy with drugmakers.

FORBES: Magazine Article