Is there any scientific evidence to prove that chanting is effective?

https://quora.com/Is-there-any-scientific-evidence-to-prove-that-chanting-is-effective/answer/Keshav-Kashmiri 

Individual Treatment of Posttraumatic Stress Disorder Using Mantram Repetition: A Randomized Clinical Trial.

https://ajp.psychiatryonline.org/doi/10.1176/appi.ajp.2018.17060611

https://blog.sivanaspirit.com/sp-gn-scientific-benefits-chanting/