Important information: how exactly to compose an annotation up to a scientific article?

Important information: how exactly to compose an annotation up to a scientific article?

Every clinical article should have annotation that fits specific requirements. An analysis associated with the annotations of my consumers' articles implies that only a few of these understand how to compose them. This article is made to eradicate this gap. After reading it you will discover ways to write "correct" annotations of all the 6 sentences.

Annotation is just a brief description regarding the document when it comes to its purpose, content, form, shape as well as other features.