AHMAD SHOAIB; WALEED ISHAQ; AYESHA NASEEM; MUHAMMAD AAMIR GHAFOOR CHAUDHRY. DIFFERENCE IN TOOTH SHADE PERCEPTIBILITY BETWEEN CLINICALLY EXPERIENCED AND INEXPERIENCED OBSERVERS USING A COMMERCIALLY AVAILABLE SHADE GUIDE. Pakistan Oral & Dental Journal, v. 40, n. 3, p. 186-189, 28 Sep. 2020.