Prithiksha.N, Dr. D. Sri Sakthitran. 2022. PERCEPTION AND DIFFICULTIES TOWARDS ONLINE CLASSES DURING PANDEMIC AMONG Ist YEAR UNDERGRADUATE STUDENTS OF A PRIVATE DENTAL INSTITUTION . Cuestiones de Fisioterapia. 51, 3 (Nov. 2022), 406–419. DOI:https://doi.org/10.48047/nk0krp60.