A randomized clinical study to assess the reliability and reproducibility of "Sign Grading System"

• Kaituhi matua: Amit A Agrawal (Author)
• Hōputu: Pukapuka
• I whakaputaina: Wolters Kluwer Medknow Publications, 2011-01-01T00:00:00Z.
• Ngā marau: article
• Urunga tuihono: Connect to this object online.

Background: Signs such as +, ++ and +++ for mild, moderate and severe stains/calculus are being used in India effectively for more than four decades. However, there are no standardized criteria for grading, and no data regarding how and when this system was introduced, but it became very popular thr...