Normal ER visits are those that bring themselves in. Trauma patients are the ones coming in via 911 calls, ambulances, helicopters, etc. General rule of thumb-they are obvious exceptions as stabbings & gunshot wounds do happen outside of hospitals or the victims come wandering in.
Labor Day is a United States federal holiday which is observed on the first Monday in September each year. The holiday originated on September 5, 1882 as the Central Labor Union of New York City sought to create a day off work for the working citizens.
Labour Day (Labor Day in the United States) is an annual holiday to celebrate the achievements of workers. Labour Day has its origins in the labour union movement, specifically the eight-hour day movement, which advocated eight hours for work, eight hours for recreation, and eight hours for rest. For most countries, Labour Day is synonymous with, or linked with, International Workers' Day, which occurs on 1 May.