When a number of US diplomats and their families in Cuba reported hearing bizarre noises in 2016 and 2017-- and experienced a range of symptoms such as dizziness, vertigo, and pain and ringing in the ears -- US Department of State officials feared they might have fallen victim to an "acoustic attack" by sonic devices.
원문출처 : https://www.cnn.com/2019/01/07/health/cuba-sonic-attack-crickets-scli-intl/index.html
원문출처 : https://www.cnn.com/2019/01/07/health/cuba-sonic-attack-crickets-scli-intl/index.html