August 16, 2014 Medicine | 0 comment 45. Combined oral oestradiol valerate-norethisterone treatment over three years in postmenopausal women. Correlation between oestrogen levels and bone mineral density sites. Perry W, Wiseman R.A. British Journal of Obstetrics and Gynaecology. 2000; 107: 1401-1406. Click here to open PDF. Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment.