Approximately 600,000-800,000 soldiers died from both sides in the civil war. The war was so bloody due to the battles that would occur on battlefields (usually in broad daylight). The battlefields created this open area in which blood would be spilled on both sides.
There could be a big effect, source one is the better because it explains the patients symptoms and problem and how it happened. People may not want to work at that place any more, or they would start a riot
