Wikipedia: en.wikipedia.or ... https://en.wikipedia.org/wiki/European_Spine_Journal
Wikipedia: fr.wikipedia.or ... https://fr.wikipedia.org/wiki/European_Spine_Journal
Wikidata: www.wikidata.or ... http://www.wikidata.org/entity/Q15763992
FATCAT: fatcat.wiki/con ... https://fatcat.wiki/container/vilzjtmssncibdtptakxxgspoq
Wikipedia: en.wikipedia.or ... https://en.wikipedia.org/wiki/European_Spine_Journal
Wikipedia: fr.wikipedia.or ... https://fr.wikipedia.org/wiki/European_Spine_Journal
Wikidata: www.wikidata.or ... http://www.wikidata.org/entity/Q15763992
FATCAT: fatcat.wiki/con ... https://fatcat.wiki/container/vilzjtmssncibdtptakxxgspoq
Google: www.google.com/ ... https://www.google.com/search?q=ISSN+"0940-6719"
Bing: www.bing.com/se ... https://www.bing.com/search?q=ISSN+%220940-6719%22
Yahoo: search.yahoo.co ... https://search.yahoo.com/search?p=ISSN%20%220940-6719%22
CROSSREF: search.crossref ... https://search.crossref.org/?q=+0940-6719
