Most published studies are of selected patients with short-term (3-6 months) follow-up.
大部分已发表的研究选择患者进行短期随访(3 - 6个月)。
For example, for destination loyalty, questions can be asked regarding tourists repurchase and referral intentions in short term (1-2 years), medium term (3-5 years), and long term (5 and more years).
比如，对于旅游地忠诚度，可以根据短期(1 - 2年)、中期(3 -5年)和长期的(5年以上)的游客的回访和推荐意向进行提问。
The term -3 is added in order to ensure that the normal distribution has zero kurtosis.
其中的- 3是为了确保正态分布的峰度为零。
The term -3 is added in order to ensure that the normal distribution has zero kurtosis.
其中的- 3是为了确保正态分布的峰度为零。
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