Discussion.There are currently three described species of the genus Aerococcus: A. viridans, Aerococcus christensenii, and A. urinae. A. viridans is more commonly isolated from blood and has been associated with granulocytic bacteremia (9) and endocarditis (12).
Psychological thrillers often incorporate elements of and overlap with mystery, drama, action, slasher and horror (particularly psychological horror). They are usually books or films.
The British were one of the first major military powers to use psychological warfare in the First and Second World Wars. In current the British Armed Forces, PSYOPS are handled by the tri-service 15 Psychological Operations Group. (See also MI5 and Secret Intelligence Service).