In the article titled “Phytochemical and Antioxidant Studies on a Rare Rheum cordatum Losinsk: Species from Kazakhstan” [1], author Tomasz Baj was affiliated to affiliation 1 in error. The correct affiliation for this author is shown below and has been updated in the author information above.
Department of Pharmacognosy, Medical University of Lublin, 1 Chodzki Str., 20-093 Lublin, Poland.