Dr. Shin’s article was ranked 31st out of top 100 the most cited articles in the world regarding regenerative endodontics. The article was the first successful reported one visit pulp regeneration case in the world. Dr. Shin published one step revascularization article (a new treatment protocol helps pus draining dead teeth to continue to grow and strengthen its roots) in renowned International Endodontic Journal and his case study made a cover page of the 2009 IEJ journal.