X-ray tube - Wikipedia

X-ray microscope - Wikipedia

Hysterosalpingography - Wikipedia

List of vacuum tubes - Wikipedia

Vacuum tube - Wikipedia

Abdominal x-ray - Wikipedia

Faults in x ray tube and its care

X-ray photoelectron spectroscopy - Wikipedia

File:X-ray tube-co hg.jpg - Wikimedia Commons

What is the name of the tube used to produce X-rays? - Quora

Orthovoltage X-rays - Wikipedia

X-ray tube - Wikipedia

Components of X ray Tube

File:X-ray tube 4.jpg - Wikipedia

Vacuum tube - Wikipedia