Table of Contents
Research Article
ISRN Dentistry
Volume 2013, Article ID 694027, 2 pages
Letter to the Editor

Comment on “Evaluation of Manual and Two-Rotary NiTi Retreatment Systems in Removing Gutta-Percha Obturated with Two Root Canal Sealers”

1Department of Endodontics & Conservative Dentistry, Seema Dental College, Rishikesh 249203, India
2Active Research Group, Arun Professional Services, Tulsidas Marg, Chowk, Lucknow 226003, India
3Department of Conservative Dentistry, Saraswati Dental College, Lucknow 227105, India
4Department of Periodontics, Seema Dental College, Rishikesh 249203, India
5Department of Public Health Dentistry, Goa Dental College, Goa 403401, India
6Department of Prosthodontics, Faculty of Dental Sciences, King George Medical University, Lucknow 226003, India
7Department of Endodontics & Conservative Dentistry, Career Institute of Dental Sciences and Hospital, Lucknow 226002, India
8Department of Prosthodontics, Babu Banarasi Das College of Dentistry, BBD University, Lucknow 227015, India

Received 19 February 2013; Accepted 26 April 2013

Academic Editors: M. Behr and M. Del Fabbro

Copyright © 2013 Seema K. Dixit et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.


Proper research design, appropriate evaluation and measurement methods, use of correct statistical tests, interpretation, and inference are the essentials without which any scientific research reporting is incomplete and does not serve its proposed purpose. In this communication, some common flaws in research designing, evaluation, analysis, and inference have been explained using a published article as a reference. The purpose of the paper is to help the scientific community recognize the significance of proper research designing and planning in order to achieve the results which are worthwhile.