review of high level endodontic research in pubmed index journals from iran

introduction: this study aimed to evaluate patents as well as high level researches including systematic reviews/meta-analyses and randomized controlled clinical trials (rct) published in scientific journals by iranians endodontic. materials and methods: the study started with targeted searches of pubmed as well as world intellectual property organization and united state patent and trademark office. results: there were 4 filed/granted patents, 2 systematic reviews/meta-analyses and 25 rcts. patents were related to endodontic/dental (bio)materials. performing a topic sorting, 15 rcts were about vital pulp therapy and 8 about anesthesia and pain. more than 55% of these articles originated from three university of medical sciences: shahid beheshti (22.2%), kerman (18.5%) and mashad (14.8%). conclusion: vital pulp therapy was the most important topic amongst endodontic high level evidence articles.