Kamath, SSuneel, PRSingha, SK2017-03-102017-03-10200926 ,1;84-8610.1097/EJA.0b013e32831a6b0ehttps://dspace.sctimst.ac.in/handle/123456789/10508AnesthesiologySudden decrease in spectral entropy associated with severe carotid artery spasm