 13. Continued from 12: Women will be considered post-menopausal if they have been amenorrheic for the past 12 months without an alternative medical cause. The following age-specific requirements must also apply: i.Women 50 years old: they would be considered post-menopausal if they have been amenorrheic for the past 12 months or more following cessation of exogenous hormonal treatments. The levels of Luteinizing Hormone LH and Follicle-Stimulating Hormone FSH must also be in the post-menopausal range as per the institution. ii.Women 50 years old: they would be consider post-menopausal if they have been amenorrheic for the past 12 months or more following cessation of all exogenous hormonal treatments, or have had radiation-induced oophorectomy with the last menses 1 year ago, or have had chemotherapy-induced menopause with 1 year interval since last menses, or have had surgical sterilisation by either bilateral oophorectomy or hysterectomy. 