1 Infections developed while in the hospital. 2  Early research suggests that taking a specific whey protein supplement (Beneprotein) daily for up to 28 days has a similar effect on the rate of hospital-acquired infections as taking a combination of zinc, selenium, glutamine, and metoclopramide.
In 1911, Buick introduced its first closed-body car, four years ahead of Ford. In 1929, as part of General Motors' companion make program, Buick Motor Division launched the Marquette sister brand, designed to bridge the price gap between Buick and Oldsmobile; however, Marquette was discontinued in 1930.
Buick also has the distinction of being the first automobile maker in the world to equip its cars with overhead valve engines, which it did starting in 1904. In 2015, Buick sold 1,231,941 vehicles, a record for the brand. The main market is in China, where 80% of Buick-branded automobiles are sold. Buicks are also sold in the United States, Canada, and Mexico.