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.
Jönsson E, Kaiya H, Björnsson BT.Jönsson E, et al. Among authors: bjornsson bt.Gen Comp Endocrinol. 2010 Mar 1;166(1):39-46. doi: 10.1016/j.ygcen.2009.11.001. Epub 2009 Nov 6.Gen Comp Endocrinol. 2010.PMID: 19896947
Jönsson E, Johansson V, Björnsson BT, Winberg S.Jönsson E, et al. Among authors: bjornsson bt.Horm Behav. 2003 Mar;43(3):367-74. doi: 10.1016/s0018-506x(03)00010-2.Horm Behav. 2003.PMID: 12695109
Johansson V, Winberg S, Jönsson E, Hall D, Björnsson BT.Johansson V, et al. Among authors: bjornsson bt.Horm Behav. 2004 Nov;46(4):436-43. doi: 10.1016/j.yhbeh.2004.03.009.Horm Behav. 2004.PMID: 15465529