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The CEF raised 260 numbered infantry battalions, two named infantry battalions (The Royal Canadian Regiment and Princess Patricia's Canadian Light Infantry), 17 mounted regiments, 13 railway troop battalions, five pioneer battalions, four divisional supply trains, four divisional signals companies, a dozen engineering companies, over 80 field and heavy artillery batteries, fifteen field ambulance units, 23 general and stationary hospitals, and many other medical, dental, forestry, labour, tunnelling, cyclist, and service units.