An official website of the United States government
The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before
sharing sensitive information, make sure you’re on a federal
government site.
The site is secure.
The https:// ensures that you are connecting to the
official website and that any information you provide is encrypted
and transmitted securely.
Du Y, Scheidt-Nave C, Schaffrath Rosario A, Ellert U, Dören M, Knopf H.Du Y, et al. Among authors: doren m.Climacteric. 2009 Aug;12(4):329-40. doi: 10.1080/13697130902745120.Climacteric. 2009.PMID: 19437194