Ahmad Shoaib, Waleed Ishaq, Ayesha Naseem, and Muhammad Aamir Ghafoor Chaudhry. 2020. “DIFFERENCE IN TOOTH SHADE PERCEPTIBILITY BETWEEN CLINICALLY EXPERIENCED AND INEXPERIENCED OBSERVERS USING A COMMERCIALLY AVAILABLE SHADE GUIDE”. Pakistan Oral & Dental Journal 40 (3), 186-89. https://podj.com.pk/index.php/podj/article/view/580.