The euphoria of smoking.
D001921:Brain / Q000187:drug effects; D000697:Central Nervous System Stimulants / Q000494:pharmacology; D005059:Euphoria; D006801:Humans; D009538:Nicotine / Q000494:pharmacology; D012907:Smoking; D014149:Tranquilizing Agents / Q000494:pharmacology
D000697:Central Nervous System Stimulants; D014149:Tranquilizing Agents; D009538:Nicotine