The way to treat cutaneous myiasis—parasitic infection of skin by the larvae of certain species of fly—is first to occlude the punctum and then, as the larvae move towards the skin surface in search of oxygen, remove them surgically. This is a straightforward procedure for experienced operators, but beginners might feel squeamish and need practice. The Journal of the Royal Army Medical Corps explains how to create a realistic training model using a pig’s trotter from a butcher and maggots from a fishing tackle shop (J Royal Army Med Corps doi:10.1136/jramc-2016-000737).
What’s the difference between an interrupted time series and a before-after study? Or between a …

中文翻译：

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练习去除幼虫。。。和其他故事

皮肤肌病的治疗方法（某些蝇类幼虫对皮肤的寄生虫感染）首先会阻塞泪点，然后随着幼虫向皮肤表面移动以寻找氧气，需要通过外科手术将其去除。对于经验丰富的操作员来说，这是一个简单的过程，但是初学者可能会觉得有些胆怯，需要练习。该杂志皇家陆军医疗队的介绍了如何使用猪的猪手从肉铺蛆从渔具店创建一个真实的训练模式（Ĵ皇家陆军医学军团DOI：10.1136 / jramc-2016-000737）。
时间序列中断和前后学习之间有什么区别？或在…之间