The diagnosis of the cases in the database has been confirmed, either by biopsy or by long-term follow-up, so there is no doubt about their details.

无论从生化学检查还是长期的病理观察，通过数据库来诊断这个技术已经得到证实，从细节上对这项技术已无疑议。

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The Gulf Long-Term Follow-Up Study will survey Gulf of Mexico residents who helped with the cleanup of last year's Deepwater Horizon oil spill and follow them for at least 5 years.

这个海湾长期跟踪研究将覆盖墨西哥湾沿岸帮助处理前年深海原油泄漏事件的居民，跟踪研究至少将持续5年。

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Conclusions CRT is important for echocardiography in patient selection, therapeutic optimization and long term follow-up.

结论超声心动图在CRT病例选择、优化治疗和长期随访中具有重要作用。

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While some top-tier science was presented at the conference, there was too much time given to claims of cure that had little to support them but patient testimonials, small studies with no long-term follow-up, and, to be blunt, some science that has nothing but the backing of a single very optimistic scientist looking to attract a grant or an investor.

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Long-term follow-up suggests a significant interaction between sugary beverage consumption and both the composite genetic predisposition and BMI itself.

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In one study with long-term follow-up of 42 patients with category IIF, two eventually developed more complicated cysts that were found to be cancerous.

CNN: Could my kidney cysts be cancerous?