Islam, R.T., Hossain, M.M., Majumder, K. and Tipu, A.H. 2016. In vitro Phytochemical Investigation of Helianthus annuus Seeds. Bangladesh Pharmaceutical Journal. 19, 1 (Aug. 2016), 100–105. DOI:https://doi.org/10.3329/bpj.v19i1.29245.