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.
Tsutsui M, Iizuka H.Tsutsui M, et al. Among authors: iizuka h.Arch Dermatol Res. 1990;282(7):469-74. doi: 10.1007/BF00402625.Arch Dermatol Res. 1990.PMID: 1964035