More than 2000 years back, the book Yue Ji also talked about the important position of music in regulating life harmony and bettering health; "Zuo Zhuan" recorded the popular Medical practitioners on the state of Qin as well as discussion that music can protect against and deal with illnesses: https://music-therapy-for-autism23333.blogocial.com/about-music-therapy-of-the-rockies-67989459