Żaba Z, Lisowska A, Żołyniak W, Warzyszak P, Małek R, Milczek M, Hawranik I, Tomasik M, Niski S, Skrzypek M. The effect of using chondroitin sulfate in osteoarthritis of the knee. J Educ Health Sport [Internet]. 2023 Jan. 4 [cited 2024 Jun. 30];13(2):235-41. Available from: https://apcz.umk.pl/JEHS/article/view/41424