- De Gruyter5
- De Gruyter Open Ltd2
- DE GRUYTER POLAND SP Z O O1
- Department of Biology, Faculty of Science, University of Zagreb2
- Department of Environmental Sciences, Arak University3
- DERMAN MEDICAL PUBL3
- Desalination Publications4
- DINBILIMLERI AKAD ARASTIRMA MERKEZI6
- Discover2
- Discovery Scientific Society2
- DOC DESIGN & INFORMATICS CO LTD4
- DOC DESIGN INFORMATICS CO LTD1
- DOKUZ EYLUL UNIV INST HEALTH SCIENCES3
- Dove Medical Press Ltd2
- DRUNPP-SARAJEVO1
- Duzce University, Faculty of Education2