Dietary beetroot juice – effects on physical performance in COPD patients: a randomized controlled crossover trial (pdf original) Friis AL, Steenholt CB, Bjornskov C, Lokke...
Dietary beetroot juice – effects on physical performance in COPD patients: a randomized controlled crossover trial (pdf original) Friis AL, Steenholt CB, Bjornskov C, Lokke...