Because of the high altitude, there is less air to provide a shield from the radiation from space.
On Sale | Physics for Diagnostic Radiology, Third Edition by Philip Palin Dendy (English)
Online Source | Physics for Diagnostic Radiology, Third Edition by Philip Palin Dendy (English)
Online Source | Physics for Diagnostic Radiology, Third Edition by Philip Palin Dendy (English)
Online Source | Physics for Diagnostic Radiology, Third Edition by Philip Palin Dendy Hardcover
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