Suganthi, Vajiravelu (57284069000) and Periasamy, Panneerselvam (57222603197) and Gunasekaran, Sasikala (58655235500) and Seenichamy, Arivudainambi (56176625800) and Kiruthiga, Perumal Vijayaraman (16313041400) and Chandrabose, Arumugam (57284720700) (2021) Association of knowledge about covid 19 with age, educational qualification and family income among adults in Tamilnadu.