Analysis of phenolic and flavonoids of wild Ephedra alata plant extracts by LC/PDA and LC/MS and their antioxidant activity - Al-Rimawi, F; Abu-Lafi, S; Abbadi, J; Alamarneh, A AA; Sawahreh, R A; Odeh, I (Afr J Tradit Complement Altern Med, 2017)