相关费用：选择性费用 ︾Page Charges/Article Processing Charges
Please note that adherence to word limits indicated in previous paragraphs does not guarantee exemption from page charges. Page charges are calculated based on the final character counts (with spaces) in the main manuscript and all associated tables. Figures and illustrations are counted at a fixed rate of 2000 characters per item. Online supplementary material are not charged. Manuscripts with up to 35,000 character count equivalent do not incur a charge. Each increment of 5000 character count equivalent above that limit will be charged at CHF 385.00 / USD 440.00 / EUR 430.00.
Author's Choice
The option is available for a one-time fee, which is a permissible cost in grant allocation. More information can be found at karger.com/authors_choice. For a fee of CHF 3,600.00 / USD 3,950.00 / EUR 3,750.00, the final, published version of the article may be posted at any time and in any repository or on other websites, in accordance with the relevant Creative Commons license as well as the current Karger self-archiving policy for Open Access articles.
期刊简介：Cardiology《心脏病学》（双月刊）. Established in 1937, Cardiology provides a forum for scientific progress in the prevention, recognition, and treatment of heart disease. Bridging clinical, preclinical, and translational research, the contents include original research articles, topical reviews, and expert opinion commentaries.
