id	keyword
eltej-3748	pbl
eltej-3748	teacher
eltej-3748	learning
eltej-3748	participants
eltej-3748	moodle
eltej-3748	teaching
eltej-3748	education
eltej-3748	trainees
eltej-3748	problem
eltej-3748	skills
eltej-3748	course
eltej-3748	study
eltej-3748	journal