URL: www.sciencedire ... http://www.sciencedirect.com/science/journal/00207292
URL: obgyn.onlinelib ... http://obgyn.onlinelibrary.wiley.com/hub/journal/10.1002/(ISSN)1879-3479/
Wikipedia: en.wikipedia.or ... https://en.wikipedia.org/wiki/International_Journal_of_Gynecology_%26_Obstetrics
SUDOC: www.sudoc.fr/03 ... http://www.sudoc.fr/03872765X
Wikidata: www.wikidata.or ... http://www.wikidata.org/entity/Q15746544
FATCAT: fatcat.wiki/con ... https://fatcat.wiki/container/fcclichkdnak3nstzveh7ug5q4
URL: www.sciencedire ... http://www.sciencedirect.com/science/journal/00207292
URL: obgyn.onlinelib ... http://obgyn.onlinelibrary.wiley.com/hub/journal/10.1002/(ISSN)1879-3479/
Wikipedia: en.wikipedia.or ... https://en.wikipedia.org/wiki/International_Journal_of_Gynecology_%26_Obstetrics
SUDOC: www.sudoc.fr/03 ... http://www.sudoc.fr/03872765X
Wikidata: www.wikidata.or ... http://www.wikidata.org/entity/Q15746544
FATCAT: fatcat.wiki/con ... https://fatcat.wiki/container/fcclichkdnak3nstzveh7ug5q4
Google: www.google.com/ ... https://www.google.com/search?q=ISSN+%220020-7292%22
Bing: www.bing.com/se ... https://www.bing.com/search?q=ISSN+%220020-7292%22
Yahoo: search.yahoo.co ... https://search.yahoo.com/search?p=ISSN%20%220020-7292%22
CROSSREF: search.crossref ... https://search.crossref.org/?q=+0020-7292
Pubmed: pubmed.ncbi.nlm ... https://pubmed.ncbi.nlm.nih.gov/?term=%220020-7292%22%5BJournal%5D&sort=