Robert Bristow; Lillie Shockney; Gary R Shapiro; Johns Hopkins Medicine.

I could not confidently identify a single author matching the combined name string "Robert Bristow; Lillie Shockney; Gary R Shapiro; Johns Hopkins Medicine." The search results mostly point to different people named Robert Bristow, including a British harbour engineer and medical professionals, but not a clear author by that exact name. If you meant one specific person, please provide the exact name or title.