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.
Robertson M, Chambers I, Rathjen P, Nichols J, Smith A.Robertson M, et al.Dev Genet. 1993;14(3):165-73. doi: 10.1002/dvg.1020140303.Dev Genet. 1993.PMID: 7689430
Wilson W, Braddock M, Adams SE, Rathjen PD, Kingsman SM, Kingsman AJ.Wilson W, et al. Among authors: rathjen pd.Cell. 1988 Dec 23;55(6):1159-69. doi: 10.1016/0092-8674(88)90260-7.Cell. 1988.PMID: 3060262