| Level | Code | Display | Definition |
| 1 | AB | Abbott Laboratories (includes Ross Products Division) |
Abbott Laboratories (includes Ross Products Division)
|
| 1 | AD | Adams Laboratories |
Adams Laboratories
|
| 1 | ALP | Alpha Therapeutic Corporation |
Alpha Therapeutic Corporation
|
| 1 | AR | Armour [Inactive - use CEN] |
Armour [Inactive-use CEN]
|
| 1 | AVI | Aviron |
Aviron
|
| 1 | BA | Baxter Healthcare Corporation |
Baxter Healthcare Corporation
|
| 1 | BAY | Bayer Corporation (includes Miles, Inc. and Cutter Laboratories) |
Bayer Corporation (includes Miles, Inc. and Cutter Laboratories)
|
| 1 | BP | Berna Products [Inactive - use BPC] |
Berna Products [Inactive-use BPC]
|
| 1 | BPC | Berna Products Corporation (includes Swiss Serum and Vaccine Institute Berne) |
Berna Products Corporation (includes Swiss Serum and Vaccine Institute Berne)
|
| 1 | CEN | Centeon L.L.C. (includes Armour Pharmaceutical Company) |
Centeon L.L.C. (includes Armour Pharmaceutical Company)
|
| 1 | CHI | Chiron Corporation |
Chiron Corporation
|
| 1 | CON | Connaught [Inactive - use PMC] |
Connaught [Inactive-use PMC]
|
| 1 | EVN | Evans Medical Limited (an affiliate of Medeva Pharmaceuticals, Inc.) |
Evans Medical Limited (an affiliate of Medeva Pharmaceuticals, Inc.)
|
| 1 | GRE | Greer Laboratories, Inc. |
Greer Laboratories, Inc.
|
| 1 | IAG | Immuno International AG |
Immuno International AG
|
| 1 | IM | Merieux [Inactive - use PMC] |
Merieux [Inactive-use PMC]
|
| 1 | IUS | Immuno-U.S., Inc. |
Immuno-U.S., Inc.
|
| 1 | JPN | The Research Foundation for Microbial Diseases of Osaka University (BIKEN) |
The Research Foundation for Microbial Diseases of Osaka University (BIKEN)
|
| 1 | KGC | Korea Green Cross Corporation |
Korea Green Cross Corporation
|
| 1 | LED | Lederle [Inactive - use WAL] |
Lederle [Inactive-use WAL]
|
| 1 | MA | Massachusetts Public Health Biologic Laboratories |
Massachusetts Public Health Biologic Laboratories
|
| 1 | MED | MedImmune, Inc. |
MedImmune, Inc.
|
| 1 | MIL | Miles [Inactive - use BAY] |
Miles [Inactive-use BAY]
|
| 1 | MIP | Bioport Corporation (formerly Michigan Biologic Products Institute) |
Bioport Corporation (formerly Michigan Biologic Products Institute)
|
| 1 | MSD | Merck and Co., Inc. |
Merck & Co., Inc.
|
| 1 | NAB | NABI (formerly North American Biologicals, Inc.) |
NABI (formerly North American Biologicals, Inc.)
|
| 1 | NAV | North American Vaccine, Inc. |
North American Vaccine, Inc.
|
| 1 | NOV | Novartis Pharmaceutical Corporation (includes Ciba-Geigy Limited and Sandoz Limited) |
Novartis Pharmaceutical Corporation (includes Ciba-Geigy Limited and Sandoz Limited)
|
| 1 | NYB | New York Blood Center |
New York Blood Center
|
| 1 | ORT | Ortho Diagnostic Systems, Inc. |
Ortho Diagnostic Systems, Inc.
|
| 1 | OTC | Organon Teknika Corporation |
Organon Teknika Corporation
|
| 1 | PD | Parkedale Pharmaceuticals (formerly Parke-Davis) |
Parkedale Pharmaceuticals (formerly Parke-Davis)
|
| 1 | PMC | Aventis Pasteur Inc. (formerly Pasteur Merieux Connaught; includes Connaught Laboratories and Pasteur Merieux) |
Aventis Pasteur Inc. (formerly Pasteur Merieux Connaught; includes Connaught Laboratories and Pasteur Merieux)
|
| 1 | PRX | Praxis Biologics [Inactive - use WAL] |
Praxis Biologics [Inactive-use WAL]
|
| 1 | SCL | Sclavo, Inc. |
Sclavo, Inc.
|
| 1 | SI | Swiss Serum and Vaccine Inst. [Inactive - use BPC] |
Swiss Serum and Vaccine Inst. [Inactive-use BPC]
|
| 1 | SKB | SmithKline Beecham |
SmithKline Beecham
|
| 1 | USA | United States Army Medical Research and Materiel Command |
United States Army Medical Research and Materiel Command
|
| 1 | WA | Wyeth-Ayerst [Inactive - use WAL] |
Wyeth-Ayerst [Inactive-use WAL]
|
| 1 | WAL | Wyeth-Ayerst (includes Wyeth-Lederle Vaccines and Pediatrics, Wyeth Laboratories, Lederle Laboratories, and Praxis Biologics) |
Wyeth-Ayerst (includes Wyeth-Lederle Vaccines and Pediatrics, Wyeth Laboratories, Lederle Laboratories, and Praxis Biologics)
|