Shahar, S., Aziz, A. F., Ismail, S. N. A., Yahya, H. M., Din, N. C., Manaf, Z. A., & Badrasawi, M. M. (2015). The effect of Polygonum minus extract on cognitive and psychosocial parameters according to mood status among middle-aged women: A randomized, double-blind, placebo-controlled study. Clin Interv Aging.

Shahar, Suzana, Ainor Farahin Aziz, Siti Nur Arina Ismail, Hanis Mastura Yahya, Normah Che Din, Zahara Abdul Manaf, و Manal M. Badrasawi. "The Effect of Polygonum Minus Extract On Cognitive and Psychosocial Parameters According to Mood Status Among Middle-aged Women: A Randomized, Double-blind, Placebo-controlled Study." Clin Interv Aging 2015.

Shahar, Suzana, et al. "The Effect of Polygonum Minus Extract On Cognitive and Psychosocial Parameters According to Mood Status Among Middle-aged Women: A Randomized, Double-blind, Placebo-controlled Study." Clin Interv Aging 2015.