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.
Johnson SE, Shapiro LJ.Johnson SE, et al. Among authors: shapiro lj.Am J Phys Anthropol. 1998 Mar;105(3):333-54. doi: 10.1002/(SICI)1096-8644(199803)105:3<333::AID-AJPA4>3.0.CO;2-S.Am J Phys Anthropol. 1998.PMID: 9545076