Anti-osteoporotic effects of mixed compositions of extracellular polymers isolated from Aureobasidium pullulans and Textoria morbifera in ovariectomized mice oleh Chang-Soo Cho, Hye-Seong Jeong, In-Young Kim, Go-Woon Jung, Bon-Hwa Ku, Dong-Chan Park, Seung-Bae Moon, Hyung-Rae Cho, Khawaja Muhammad Imran Bashir, Sae Kwang Ku, Jae-Suk Choi