You can read Felicia's article on http://greendoorrelaxation.net/2020/01/27/the-placebo-and-nocebo-effect/ or at https://awakeninghealth.ca/

To contact either Dr. Felicia or Angelika, go to https://www.drfeliciaassenzand.com/ http://greendoorrelaxation.net/ https://awakeninghealth.ca/