Nagarajappa, R., and P. Thakur. “Prevalence Of Work Related Musculoskeletal Disorders (MSD) Among Dental Practitioners in Kanpur. India: Musculoskeletal Disorders in Dentists”. National Journal of Integrated Research in Medicine, vol. 6, no. 3, Jan. 2018, pp. 67-73, http://nicpd.ac.in/ojs-/index.php/njirm/article/view/917.