Something like this?
Jockenhöfer, F., Knust, C., Benson, S., Schedlowski, M. and Dissemond, J. (2020), Influence of placebo effects on quality of life and wound healing in patients with chronic venous leg ulcers. JDDG: Journal der Deutschen Dermatologischen Gesellschaft, 18: 103-109.
Ashwin...