@article {1368,
	title = {Understanding the Nature of Metadata {\textendash} A Systematic Review},
	journal = {Journal of Medical Internet Research},
	volume = {24},
	year = {2022},
	month = {01/2022},
	pages = {e25440},
	issn = {1438-8871},
	doi = {10.2196/25440},
	url = {https://www.jmir.org/2022/1/e25440},
	author = {Ulrich, Hannes and Kock-Schoppenhauer, Ann-Kristin and Deppenwiese, Noemi and G{\"o}tt, Robert and Kern, Jori and Lablans, Martin and Majeed, Raphael W. and St{\"o}hr, Mark and Stausberg, J{\"u}rgen and Varghese, Julian and Dugas, Martin and Ingenerf, Josef}
}
