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.
Giwercman A, von der Maase H, Berthelsen JG, Rørth M, Bertelsen A, Skakkebaek NE.Giwercman A, et al. Among authors: berthelsen jg.J Clin Endocrinol Metab. 1991 Sep;73(3):596-603. doi: 10.1210/jcem-73-3-596.J Clin Endocrinol Metab. 1991.PMID: 1908483
Giwercman A, Berthelsen JG, Müller J, von der Maase H, Skakkebaek NE.Giwercman A, et al. Among authors: berthelsen jg.Int J Androl. 1987 Feb;10(1):173-80. doi: 10.1111/j.1365-2605.1987.tb00180.x.Int J Androl. 1987.PMID: 2884183