By incorporating that belief into treatment, with particular attention to the spine, chiropractic care may be able to provide pain management for back pain patients using a variety of methods to achieve that goal.
US Presidents are elected by the Electoral College. However, there were six Presidents who served in office without being endorsed by popular vote. Gerald Ford was one of them; he became president after Richard Nixon resigned in 1974, and was not elected at the end of the term. The other part of the question is a trick. George Washington was never elected by popular vote, but he was elected by the Electoral College (like all Presidents) in 1789 and 1792.
William Henry Harrison. William Henry Harrison was the 9th President of the United States of America. Elected by the Whig party, he served as the president for one month in 1841 before dying of pneumonia. At 68, he was the oldest person elected president before Ronald Reagan in 1980, and he also served the shortest term of any president.