U.S. Diplomats Struck With “Havana Syndrome”

“Symptoms include headaches, dizziness, cognitive difficulties, tinnitus, vertigo and trouble with vision, hearing and balance. Many officials have suffered symptoms years after reporting an incident, while some have been diagnosed with traumatic brain injuries.” So, have they ruled out alcoholism? Or are diplomats somehow immune to alcohol? https://www.wsj.com/articles/u-s-diplomats-in-geneva-paris-struck-with-suspected-havana-syndrome-11642075202