“Electromagnetic Fields, 5G and Health: What About the Precautionary Principle?” Journal of Epidemiology & Community Health, January 19, 2021, by John William Frank of the University of Edinburgh. “After reviewing the evidence cited above, the writer, an experienced physician-epidemiologist, is convinced that RF-EMFs may well have serious human health effects.”
https://microwavenews.com/papers/emfs-5g-and-health