Amplification.
Hamburg
H L
HL
D000759:Adjuvants, Anesthesia; D000766:Anesthesia, Dental / Q000379:methods*; D000769:Anesthesia, Inhalation / Q000379:methods*; D006801:Humans; D009609:Nitrous Oxide / Q000494:pharmacology*
D000759:Adjuvants, Anesthesia; D009609:Nitrous Oxide