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.
This article is about Labour Day observances in different countries. For the workers' holiday held on 1 May, see International Workers' Day. For the 2013 American film, see Labor Day (film). Labour Day (Labor Day in the United States) is an annual holiday to celebrate the achievements of workers.