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No articles have appeared that have proved so effective in accomplishing their purpose as have those on "patent medicines" by Samuel Hopkins Adams in Collier's Weekly. They set the people to thinking, and that was all that was necessary. The sale of "patent medicines" immediately dropped off, and, in some instances, almost to the vanishing point. This is especially true of such over-advertised frauds as Peruna and Liquozone—the latter, it is stated, being almost wiped out.
Another series of the "Great American Fraud" articles by Adams is now appearing in Collier's, this time on "Quacks and Quackery." The first of this series was on "The Miracle Workers;" the second on "The Scavengers," and the third, which has just appeared (September 1), is on "The Specialist Humbug." In this article Adams shows up that prince of humbugs, Oren Oneal, in a way that will open the eyes of the gullible public
QUACK DOCTORS AND QUACKERY.. JAMA. 1906;XLVII(10):781. doi:10.1001/jama.1906.02520100053007