| TOXICON | Toxicology Information Conversational On-Line Network |
|---|---|
| TOXLINE | Toxicology Information On-Line [data bank] |
| TOXLIT | Toxicology Liturature [data bank] |
| TOXNET | Toxicology Network (NLM) [data bank] |
| COD | 1) Choice Of Drug 2) Cause Of Death 3) Chemical O2 Demand;... |