because they researchers learned more later.

If “stale Information” (ie old info that has been updated by new discovery) were a cause for retraction of articles, most prior research would be be removed from the literature (which, of course, it is not).

Retractions are done for various reasons including poor study design that was overlooked by the journal editors and never should have been published, false data…ie the author fudged results.

You clearly don’t understand this article, and from your many past posts and interactions, I know that you don’t. You simply manage all topics from the lens of your extreme left wing politics.
This will be my last post n this to you because I do not wish to waste any further time in the fruitless endeavor of trying to explain things to you. Just sit this one out.

Now go ahead and get your ad hominem I. So that you can feel like you have saved face.