Ghajari, M. F., T. A. Jeddi, S. Iri, and S. Asgary. “Treatment Outcomes of Primary Molars Direct Pulp Capping After 20 Months: A Randomized Controlled Trial”. Iranian Endodontic Journal, vol. 8, no. 4, Oct. 2013, pp. 149-52, doi:10.22037/iej.v8i4.4464.