The most frequent autonomic symptoms associated with multiple system atrophy are a sudden drop in blood pressure upon standing (orthostatic hypotension), urinary difficulties, and erectile dysfunction in men.
The IBM Selectric typewriter was a highly successful model line of electric typewriters introduced by IBM on 31 July 1961.
QWERTY is the acronym that commonly describes todayâs standard keyboard layout on English-language computers. The QWERTY layout was patented in 1874 by Christopher Sholes, a newspaper editor and the inventor of the typewriter.