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For other uses, see X-ray (disambiguation). An X-ray picture (radiograph), taken by Wilhelm Röntgen, of Albert von Kölliker's hand. X-rays are a form of electromagnetic radiation with a wavelength in the range of 10 to 0.01 nanometres, corresponding to frequencies in the range 30 to 30 000 PHz (1015 hertz). X-rays are primarily used for diagnostic radiography and crystallography. X-rays are a form of ionizing radiation and as such can be dangerous. In many languages it is called ...
Wikipedia - [full article]
X-rays Organizations
- National Women's Health Information Center http://www.4woman.gov/
- Radiological Society of North America http://www.rsna.org/
- Center for Devices and Radiological Health http://www.fda.gov/cdrh/
- Center for the Evaluation of Risks to Human Reproduction (CERHR) http://cerhr.niehs.nih.gov/index.html
- American Society of Radiologic Technologists https://www.asrt.org/asrt.htm

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