DOAJ: Directory of Open Access Journals
1923-01-01 ~ 현재
EBSCO Open Access Journals
2020-01-01 ~ 2025-12-31
DOAJ: Directory of Open Access Journals
2012-01-01 ~ 현재
DOAJ: Directory of Open Access Journals
1966-01-01 ~ 현재
PubMed Central (PMC)
2014-01-01 ~ 현재
EBSCO Open Access Journals
2020-01-01 ~ 현재
DOAJ: Directory of Open Access Journals
2019-01-01 ~ 현재
DOAJ: Directory of Open Access Journals
2012-01-01 ~ 현재
DOAJ: Directory of Open Access Journals
2010-01-01 ~ 현재
한국학술정보 (KISS)
2014-01-01 ~ 2017-12-31
DOAJ: Directory of Open Access Journals
2008-01-01 ~ 현재
DOAJ: Directory of Open Access Journals
2008-01-01 ~ 현재
DOAJ: Directory of Open Access Journals
2013-01-01 ~ 현재
De Gruyter Brill Open Journals
2013-04-15 ~ 현재