Atri, P.; Bhatti, M.; Kamboj, A. DEVELOPMENT AND VALIDATION OF RAPID REVERSE PHASE HIGH-PERFORMANCE LIQUID CHROMATOGRAPHY METHOD FOR SIMULTANEOUS ESTIMATION OF STIGMASTEROL AND β-SITOSTEROL IN EXTRACTS OF VARIOUS PARTS (LEAVES, STEMS, AND ROOTS) OF XANTHIUM STRUMARIUM LINN. Asian J Pharm Clin Res 2017, 10, 234-238.