RETRACTED: Comparative evaluation of Sapindus Mukorossi extract with 17% EDTA on smear layer removal in various parts of the tooth root oleh Asad Farooq, Afreen Bilgrami, Syed Abul Faraz, Fazal Ur Rehman Qazi, Afsheen Maqsood, Sara Altamash, Suraj Arora, Mohamad Syahrizal Halim, Naseer Ahmed, Gotam Das, Artak Heboyan