S. I. Neamah and A. F. Almehemdi (2017) “EXTRACTION OF NATURAL COMPOUNDS FROM CALLUS INDUCTED OF COMMON SAGE PLANT Salvia officinalis L. AND THEIR EVALUTION OF ANTIOXIDANT ACTIVITY”, IRAQI JOURNAL OF AGRICULTURAL SCIENCES, 48(6 A), pp. 1541–1548. doi:10.36103/4xed3x09.