International Journal of Molecular Sciences Article The Beneficial Effect of Proanthocyanidins and Icariin on Biochemical Markers of Bone Turnover in Rats Nada Oršolic´ 1,*, Johann Nemrava 2, Željko Jelecˇ 3 , Marina Kukolj 1, Dyana Odeh 1, Svjetlana Terzic´ 4, Rajko Fureš 5,...