| fda.gov | Food and Drug Administration |
| phrma.org | Pharmaceutical Research and Manufacturers of America (PhRMA) |
| gnu.org | GNU Free Documentation License |
| usp.org | United States Pharmacopeial Convention |
| pheur.org | European Directorate for the Quality of Medicines |
| nih.gov | National Institutes of Health |
| ifpma.org | International Federation Of Pharmaceutical Manufacturers Associations |
| gc.ca | Health Canada |
| emea.eu.int | European Agency for the Evaluation of Medicinal Products (EMEA) |
| diahome.org | Drug Information Association |
| ifpma.org | www.ifpma.org/ |
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