conditions:
- Xray
- Xray Computed Tomographies
- Xray Computed Tomography
- Xray Crystallography
- Xray Densitometry
- Xray Diffraction
- Xray Diffractions
- Xray Emission Spectrometry
- Xray Emission Spectroscopy
- Xray Film
- Xray Films
- Xray Information System
- Xray Information Systems
- Xray Intensifying Screen
- Xray Intensifying Screens
- Xray Tomography
- Xray, Mass Chest
- Xrays
- Xrays, Mass Chest