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PubMed coverage varied across specialties and over time: a large-scale study of included studies in Cochrane reviews
Frandsen, Tove Faber, Eriksen, Mette Brandt, Hammer, David Mortan Grøne, Christensen, Janne BuckVolume:
112
Language:
english
Journal:
Journal of Clinical Epidemiology
DOI:
10.1016/j.jclinepi.2019.04.015
Date:
August, 2019
File:
PDF, 306 KB
english, 2019