Ramisetti DA, Babu DR, Kotha DK. Influence of Salivary pH and Urea Level on Calculus Formation - A Clinical Study. Carib. J. Sci. Tech. [Internet]. 2014 Jan. 1 [cited 2025 Feb. 5];2(01):503-8. Available from: https://caribjscitech.com/index.php/cjst/article/view/85