Publisher
- Springer46
- Elsevier15
- Wolters Kluwer Health12
- Mosby10
- Humana Press6
- LWW6
- British Standards Institution5
- Churchill Livingstone5
- Elsevier/Mosby5
- Mosby/Elsevier5
- Saunders/Elsevier5
- Urban & Fischer5
- Churchill Livingstone/Elsevier4
- Pearson4
- CRC Press3
- Handspring Publishing3
- Saunders3
- Cambridge Scholars Publishing2
- DK2
- Elsevier España2