Keyword	Frequency of occurrence	Keyword	Frequency of occurrence
social media	190	collaboration	42
bibliometrics	111	ethics	40
open access	111	facebook	39
qualitative	107	qualitative research	39
academic libraries	103	web of science	38
twitter	87	e-government	37
altmetrics	73	scientometrics	37
information literacy	66	natural language processing	36
citation analysis	57	peer review	36
electronic health records	57	libraries	35
machine learning	52	knowledge sharing	33
big data	50	canada	32
scholarly communication	50	higher education	31
knowledge management	46	literature review	30
research evaluation	46	case study	29