Chemical Constituents from the Peduncles and Inflorescences of Gastrodia elata and Their Bioactivity in Promoting Type I Collagen Secretion

• CHA Xiuyun, 
• WANG Yunsong, 
• LIU Jinmei, 
• BAI Xue, 
• LUO Jifeng, 
• YANG Jinghua, 
• TIAN Menghua, 
• WANG Yuehu