Should protocols for observational research be registered?

观察研究的协议是否应该注册？

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He points to previous observational research suggesting that people who skip breakfast in favor of massive meals in the evening hours tend to be overweight.

他提到了此前的观测法研究，该研究认为不吃早饭的人更喜欢在晚上饱餐一顿，也更容易体重超标。

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Methods the study belonged to an observational research, we used the way of direct observation to detect samples which consistent with the internalizing standards in order.

方法：本次研究属于观察性研究，拟采用直接观察方式将符合纳入标准的样本序贯检测，在同一适宜的条件下进行腋温、足皮温和双下肢动脉彩超的检查。

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She explained that GE regularly conducts discovery sessions with customers, maps the customer journey (all actions taken by the customer in the product or service area), and conducts observational research.

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Because these studies are mainly observational, extensive research is under way to determine the causal relationship between vitamin D levels and disease as well as the role of increasing vitamin D intake.

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Gray runs Tropical Meteorology Project at Colorado State and has worked in the observational and theoretical aspects of tropical meteorological research for more than 40 years.

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