1. Product Conformity and Certification QS Quality Services Ltd Santa Venera Malta
2. Biochemical Material Research, Quality Assurance and Regulatory Affairs stimOS GmbH Byk‐Gulden‐Straße 2 Konstanz 78467 Germany
3. Department of Prosthodontics, Geriatric Dentistry and Craniomandibular Disorders: Dental Materials and Biomaterial Research Charité – Universitätsmedizin Berlin, Corporate Member of Freie Universität Berlin, Humboldt‐Universität zu Berlin, and Berlin Institute of Health, Geriatric Dentistry and Craniomandibular Disorders Berlin Germany
4. Solvay Specialty Polymers Solvay Vinyls Holding AG Bad Zurzach Switzerland
5. Physical Chemistry University of Konstanz Universitätsstraße 10 Konstanz 78457 Germany