Side effects and adverse events related to intraligamentous injection of sclerosing solutions (prolotherapy) for back and neck pain: A survey of practitioners. Arch Phys Med Rehabil. 2006 Jul;87(7):909-13. More Prolotherapy research citations can be found on this page on our site Prolotherapy research.
Pringles history. Pringles were invented and first sold in 1968 in October in USA, but they were not sold across America till mid - 1970s. According to the patent, the inventor of Pringles brand potato chips was reputed Alexander Liepa from Montgomery, Ohio. It is produced by the company Procter & Gamble.
Crum never patented or attempted to widely distribute his potato chips. Nevertheless, they were soon on their way to becoming an international phenomenon with the help of a number of aspiring snack food entrepreneurs around the country. Crum closed his restaurant in 1890. He died on July 22, 1914 at the age of 92.