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"Article evaluation"
 * 1) Yes. Everything in the article is related to the article topic., and nothing seems off enough to have distracted me.
 * 2) The article is neutral. There are no claims or frames that appears to be biassed toward the editors position.
 * 3) Yes, the links work. The source supports the claim in the article. The source came from the US national library of medicine.
 * 4) yes, each fact is referenced with an appropriate, reliable, reference. The information came from another edited article, and they are neutral sources
 * 5) Yes. Some information were out of date. A recent opinion or finding can be added.
 * 6) It is rated a "B class", which shows it is of high importance.