Complex sentence: Lieutenant Colonel Joseph Janvier Woodward (1833--1884), commonly known as J. J. Woodward, served in the U.S. Civil War as Army Assistant Surgeon and produced several publications on war-related diseases.
Split into simpler sentences: Lieutenant Colonel Joseph Janvier Woodward (1833--1884), commonly known as J. J. Woodward, was an American surgeon. Woodward served in the U.S. Civil War as Army Assistant Surgeon and produced several publications on war-related diseases.