“…Notably, Heschl was the first to describe this triad in 1862. [ 9 , 10 , 14 ] In 1881, Sir William Osler reported on this association (which is known as the Osler's triad) and its relationship with bacteria, namely, “micrococci”. [ 6 , [9] , [10] , [11] ] In 1882, Netter confirmed this clinical relationship, and indicated a clear predisposition to the aortic valve.…”