Cluster 1087: postmenopausal women status defined menstrual patient premenopausal female months year 
Cluster 1332: menses year postmenopausal defined screening spontaneous prior post menopausal estradiol 
Cluster 1834: visit screening postmenopausal year months investigational prior weeks subjects days 
Cluster 2443: hrt cessation menopausal estradiol female hormone fsh year value experienced