Kumar, Santhosh, Arjun Singh Choudhary, Disha Gupta, Balasubramanyam Goutham, Prabu Duraiswamy, and Suhas Kulkarni. 2009. “Microbial Contamination in Dental Unit Water Lines (DUWL) in Private Dental Clinics of Udaipur City, India”. International Journal of Infection Control 5 (1). https://doi.org/10.3396/ijic.v5i1.3368.