| 1 | Bioline International |
| 2 | BMJ Journals Online |
| 3 | BioOne |
| 4 | Directory of Open Access Journals |
| 5 | Dynamed |
| 6 | FreeBooks4Doctors! |
| 7 | HINARI - Access Research |
| 8 | Indian Medlars Centre |
| 9 | Medline Plus |
| 10 | Medscape |
| 11 | National Centre for Biotechnology Information |
| 12 | National Libray of Medicine |
| 13 | Native Health Databases |
| 14 | Open Med |
| 15 | Public Library of Science |
| 16 | Scientific Electronic Library Online |
| 17 | SciELO Public Health |
| 18 | Virtual health library |
