title: [Estrogen, B12 and aging].
authors.forename: Bo
authors.initials: B
authors.lastname: Norberg
mesh_terms: D000375:Aging / Q000378:metabolism / Q000502:physiology; D015914:Estrogen Replacement Therapy / Q000009:adverse effects*; D005260:Female; D006801:Humans; D008019:Life Style; D014806:Vitamin B 12 Deficiency / Q000150:complications* / Q000378:metabolism