title: The enigma of young age.
authors.forename: S
authors.initials: S
authors.lastname: Aebi
authors.forename: M
authors.initials: M
authors.lastname: Castiglione
mesh_terms: D000328:Adult; D000367:Age Factors; D001943:Breast Neoplasms / Q000175:diagnosis* / Q000628:therapy; D005260:Female; D006801:Humans; D008875:Middle Aged; D011379:Prognosis; D011960:Receptors, Estrogen / Q000378:metabolism; D011980:Receptors, Progesterone / Q000378:metabolism
chemical_list: D011960:Receptors, Estrogen; D011980:Receptors, Progesterone