http://research.ac.ir
http://rsf.research.ac.ir
http://blacklist.research.ac.ir/
http://isid.research.ac.ir/
http://www.onlinejcf.com/
http://journals.lww.com/jcnjournal/pages/default.aspx
http://www.onlinejacc.org/
www.heart.org/
http://onlinelibrary.wiley.com/journal/10.1002/(ISSN)1879-0844
https://www.escardio.org/Journals/ESC-Journal-Family/European-Heart-Journal
http://circ.ahajournals.org/