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.
Chang EM, Han JE, Won HJ, Kim YS, Yoon TK, Lee WS.Chang EM, et al.J Assist Reprod Genet. 2012 Mar;29(3):225-30. doi: 10.1007/s10815-011-9685-7. Epub 2011 Dec 8.J Assist Reprod Genet. 2012.PMID: 22160464Free PMC article.
Jang H, Lee OH, Lee Y, Yoon H, Chang EM, Park M, Lee JW, Hong K, Kim JO, Kim NK, Ko JJ, Lee DR, Yoon TK, Lee WS, Choi Y.Jang H, et al. Among authors: chang em.J Pineal Res. 2016 Apr;60(3):336-47. doi: 10.1111/jpi.12316. Epub 2016 Mar 2.J Pineal Res. 2016.PMID: 26882203