[1]
H.-S. Yoon, S.-R. Lee, and J. Ho Chung, “Long-term Topical Oestrogen Treatment of Sun-exposed Facial Skin in Post-menopausal Women Does Not Improve Facial Wrinkles or Skin Elasticity, But Induces Matrix Metalloproteinase-1 Expression”, Acta Derm Venereol, vol. 94, no. 1, pp. 4–8, Apr. 2013.