title: Commentaries on viewpoint: sacrificing economy to improve running performance--a reality in the ultramarathon?
authors.affiliation: Movement To Health (M2H) Euromov.
authors.forename: Stephane
authors.initials: S
authors.lastname: Perrey
authors.forename: Michael
authors.initials: M
authors.lastname: Joyner
authors.forename: Jonatan R
authors.initials: JR
authors.lastname: Ruiz
authors.forename: Alejandro
authors.initials: A
authors.lastname: Lucia
authors.forename: Kazunori
authors.initials: K
authors.lastname: Nosaka
authors.forename: Julien
authors.initials: J
authors.lastname: Louis
authors.forename: Yannis P
authors.initials: YP
authors.lastname: Pitsiladis
authors.forename: James M
authors.initials: JM
authors.lastname: Smoliga
authors.forename: Gerald S
authors.initials: GS
authors.lastname: Zavorsky
authors.forename: Gary R
authors.initials: GR
authors.lastname: Hunter
authors.forename: Gordon
authors.initials: G
authors.lastname: Fisher
authors.forename: Chang K
authors.initials: CK
authors.lastname: Kim
authors.forename: Hyo J
authors.initials: HJ
authors.lastname: Kim
mesh_terms: D054874:Athletic Performance / Q000502:physiology*; D004734:Energy Metabolism / Q000502:physiology; D006801:Humans; D035002:Lower Extremity / Q000502:physiology; D018763:Muscle Fatigue / Q000502:physiology; D012420:Running / Q000502:physiology*