Original sentence: A total of 49 MDPI journals publishing in biomedicine, life sciences, and related areas are archived in PubMed Central.As of August 2018, 40 journals have been selected for coverage in the Science Citation Index Expanded, while 69 journals are indexed in other Clarivate Analytics products, such as the Emerging Sources Citation Index, BIOSIS Previews, and The Zoological Record.Curl, Richard R.Ernst, Jerome Karle, Harold Kroto, Yuan-Tseh Lee, Rudolph A.In 2014, MDPI's Life journal started featuring open peer review (optional, at the authors' discretion), which has been advocated as a transparency measure to combat predatory journals.In line with OASPA's recommendation, all articles published by MDPI since 2008 are released under the CC-BY Creative Commons license and preserved with the Swiss National Library and CLOCKSS.MDPI Samples service.MDPI has compiled and posted emails claiming to document the acceptance by the following Nobelists as members of the board in MDPI journals: Robert F.MDPI has published a statement in December 2013 as a response and defense on publishing controversial papers.MDPI journals can also be found in other relevant indexing services, such as Scopus, which currently includes over 79 MDPI journals, and Ei Compendex, which covers 13 MDPI journals.MDPI relies primarily on article processing charges to cover the costs of editorial quality control and production of articles.Marcus, Eric S.Maskin, Steven Weinberg, Kurt Wüthrich and George Smoot.Over 280 universities and institutes have joined the MDPI Institutional Open Access Program; authors from these organizations pay reduced article processing charges.Peter Murray-Rust, a chemist currently working at the University of Cambridge and an editorial board member of the MDPI journal Data, criticized Beall's critique of MDPI as being "irresponsible" and lacking evidence.Publisher Lin defended the journal's editorial process, saying that the paper had been revised following lengthy reviews by two faculty members from institutions different from the author's.The collection of chemical samples is now operated by Molmall Sarl on behalf of the MDPI Sustainability Foundation.The goal was to preserve the diversity of chemical compounds through the collection and storage of samples that could be made available to the scientific community for research purposes.This collection of samples was permanently transferred to the MDPI Sustainability Foundation in 2013, and Molecular Diversity Preservation International was dissolved
Edited sentence: MDPI relies primarily on article processing charges