R.Niranchana Jegathi, Dr.E.Kayalvizhi, R.Arthy Shella, Hema gowtham. “Pulmonary Function Changes Among Offset Printer Workers Of Sivakasi”. Annals of the Romanian Society for Cell Biology (December 30, 2020): 785–795. Accessed May 22, 2024. http://annalsofrscb.ro/index.php/journal/article/view/9725.