Extremely novel title for a paper! Shows the 1200 dollars that the authors paid was well invested.
Plus the journal seems to be broadening its scope quite generously if the content of the paper is anything to go by.
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“Authors (or their institutions or funders) pay publication fee that covers complete editorial workflow and production of publication such as proof reading, copyediting, promotion ( … ), ensuring their work is properly evaluated for quality
http://cardiologyacademicpress.com/?page_id=62
