'Different concentrations' are more than one.
Schlünzen
L
L
Vafaee
S M
SM
Gold
G E
GE
Rasmussen
M
M
Nielsen
J F
JF
Gjedde
A
A
D018685:Anesthetics, Inhalation / Q000008:administration & dosage* / Q000494:pharmacology; D002560:Cerebrovascular Circulation / Q000187:drug effects*; D004305:Dose-Response Relationship, Drug; D006801:Humans; D008738:Methyl Ethers / Q000008:administration & dosage* / Q000494:pharmacology; D000077149:Sevoflurane
D018685:Anesthetics, Inhalation; D008738:Methyl Ethers; D000077149:Sevoflurane