Significant or important?
D003975:Diazepam / Q000494:pharmacology; D004341:Drug Evaluation / Q000379:methods*; D004358:Drug Therapy; D006993:Hypnotics and Sedatives; D009567:Nitrazepam / Q000494:pharmacology; D013223:Statistics as Topic
D006993:Hypnotics and Sedatives; D009567:Nitrazepam; D003975:Diazepam