1. Estrogen, the brain, and memory;Sherwin;Menopause,1996
2. Estrogen, progestogen and endometrial cancer;Gambrell,1976
3. Mood changes and menstrual symptoms with different gestagen/estrogen combination. A double-blind comparison with a placebo;Culberg;Acta Pschyatr Scand,1972
4. Progestogen used in menopause. Sides effects, moods and quality of life;Sherwin;J Reprod Med,1999
5. Psychological effects of progestogens in the postmenopausal years;Dennerstein;Maturitas,1986