Structural Elucidation and Immune-Enhancing Effects of Novel Polysaccharide from Grifola frondosa. - Seo, Yu-Ri; Patel, Dinesh K.; Shin, Woo-Chul; Sim, Wan-Sup; Lee, Ok-Hwan; Lim, Ki-Taek (BioMed Research International, 2019)