Dr. John C. 'Jack' Colston, a retired Baltimore urologist, dies - Baltimore Sun

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Baltimore SunDr. John C. 'Jack' Colston, a retired Baltimore urologist, diesBaltimore SunHe participated in several research projects, including working in Chad, and earned citations in multiple articles in the Journal of the American Medical Association. During the 1980s, he was one of the early pioneers in the use of lithotripsy, a ...