Schwabl, Herbert, and Jan M.A. van der Valk. 2023. “Challenging the Biomedical Notion of ‘Active Substance’: The Botanical Plasticity of Tibetan Medical Formulas”. HIMALAYA - The Journal of the Association for Nepal and Himalayan Studies 39 (1):208-18. https://doi.org/10.2218/himalaya.2019.7885.