Tibolone histology of the endometrium and breast endpoints study: design of the trial and endometrial histology at baseline in postmenopausal women
Archer DF, Hendrix S, Ferenczy A, Felix J, Gallagher JC, Rymer J, Skouby SO, den Hollander W, Stathopoulos V, Helmond FA Fertility and Sterility 2007 88(4):866-878.