Gassner, L. and Mayer-Ferbas, J. (2020): Effectiveness of Music Therapy for Autism Spectrum Disorder, Dementia, Depression, Insomnia and Schizophrenia. HTA-Projektbericht 133.

Gassner, L. (2021): Implantation of Bulking Agents for Faecal Incontinence. Update 2021. Decision Support Document 87/1.

Walter, M. and Gassner, L. (2021): Liposuction for surgical therapy of lipoedema. Decision Support Document 125.

Gassner, L. and Reinsperger, I. (2021): National strategies and programmes for preventing and managing non-communicable diseases in selected countries. HTA-Projektbericht 139.

Rochet, E. and Stringer, D. and Gassner, L. and Vandepeer, M. and Forel, D. and Bachlani, A. and Duncan, J. (2022): Hepatic and portal vein embolisation prior to major hepatectomy. Decision Support Document 130.

Gassner, L. and Wild, C. and Hofer, V. (2022): Chemosaturation with percutaneous hepatic perfusion for patients with liver cancer. Decision Support Document 133.