title: Effect of energy deficiency on estrogen metabolism in female athletes.
authors.forename: Emily C
authors.initials: EC
authors.lastname: Timmer
authors.forename: Carl
authors.initials: C
authors.lastname: De Crée
mesh_terms: D001530:Belgium; D004734:Energy Metabolism / Q000502:physiology*; D004967:Estrogens / Q000378:metabolism*; D002393:Estrogens, Catechol / Q000378:metabolism / Q000502:physiology; D015444:Exercise / Q000502:physiology*; D005260:Female; D006801:Humans; D008597:Menstrual Cycle / Q000502:physiology
chemical_list: D004967:Estrogens; D002393:Estrogens, Catechol