Märke
- TopVue 19.271
- CooperVision 1.849
- Alcon 1.517
- Johnson & Johnson 915
- Gelone 462
- Menicon 126
- Bausch & Lomb 65
- LAP Lambert Academic Publishing 3
- Our Knowledge Publishing 2
- Taylor & Francis Ltd 2
- CABI Publishing 1
- INDEPENDENT CAT 1
- McGraw-Hill Education - Europe 1
- Mdpi AG 1
- Routledge 1
- Springer International Publishing AG 1
- Springer Nature Switzerland AG 1
- Taylor & Francis Inc 1