| AIDSDRUGS | clinical trials of acquired immunodeficiency drugs [MEDLARS data base] |
|---|---|
| AIDSLINE | on-line information on acquired immunodeficiency syndrome [MEDLARS data base] |
| AIDSTRIALS | clinical trials of acquired immunodeficiency syndrome drugs [MEDLARS data base] |
| AVLINE | Audiovisuals On-Line [data base] |
| BAB | blood agar base |