Estrogen Therapy in Postmenopausal Women Journal of the American Medical Association (JAMA): Research on estrogen and progesterone and risk of breast cancer. http://jama.ama-assn.org/issues/v283n4/full/joc91096.html
Memory and Aging Research Center UCLA We are dedicated to advancing state-of-the-art research, education and clinical care of memory disorders. http://www.memory.ucla.edu