id	keyword
dentistry3000-375	covid-19
dentistry3000-375	oral
dentistry3000-375	symptoms
dentistry3000-375	patients
dentistry3000-375	study
dentistry3000-375	disease
dentistry3000-375	lesions
dentistry3000-375	herpes
dentistry3000-375	journal
dentistry3000-375	infection
dentistry3000-375	taste
dentistry3000-375	xerostomia