id	keyword
bjos-8667397	tmd
bjos-8667397	students
bjos-8667397	doi
bjos-8667397	anxiety
bjos-8667397	pandemic
bjos-8667397	stress
bjos-8667397	covid-19
bjos-8667397	depression
bjos-8667397	study
bjos-8667397	prevalence
bjos-8667397	oral
bjos-8667397	analysis
bjos-8667397	scores
bjos-8667397	silva
bjos-8667397	undergraduate
bjos-8667397	performance