The Focus group, where seven older adults tested Holobalance solution, was held on 17th of November 2020. One of them was Mr Frank Schubert, the chairman of the Hospital zum Heiligen Geist (HzHG) https://www.hzhg.de/kontakt-anfahrt/ansprechpartner/vorstand.html
Hospital zum Heiligen Geist is one of the oldest (since 1227) and largest providers for all phases of life in old age in Hamburg.
The partner form Hamburg was interviewed by HzHG monthly magazine for older adults in German and the article will be published probably in their next issue in December https://www.hzhg.de/news-archiv/archiv-rund-um-den-glockenturm.html