Complex sentence: The earliest descriptions about hemifacia spasm is by Shultze in 1875 and Gowers in 1899, the origination of hemifacial spasm and location of the abnormality have been debated for more than a century.
Split into simpler sentences: The earliest descriptions about hemifacia spasm is by Shultze in 1875 and Gowers in 1899. The etiology of hemifacial spasm and location of the abnormality have been debated for more than a century.