Suhana Md. Saad, and Yasmin Anum Mohd Yusof, and Wan Ngah W.Z., (2006) Comparison Between Locally Produced Chlorella vulgaris and Chlorella vulgaris from Japan on Proliferation and Apoptosis of Liver Cancer Cell Line, HepG2. Malaysian Journal of Biochemistry and Molecular Biology, 13 (1). pp. 32-36. ISSN ISSN 1511-2616