Influence of betalain-rich extract on reduction of discomfort associated with osteoarthritis^a)

Zbigniew Pietrzkowski, Boris Nemzer, Aneta Spórna, Paweł Stalica, Wayne Tresher, Robert Keller, Roxanna Jimenez, Tadeusz Michałowski, Sławomir Wybraniec
New Medicine 1/2010