A. Checking blood group
B. X-ray of the alimentary canal
C. X-ray of brain
D. None of these
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Carbon credits introduced in:
A Climate B Kyoto Protocol C Polymer Congress D None of these
A. Checking blood group
B. X-ray of the alimentary canal
C. X-ray of brain
D. None of these
A Climate B Kyoto Protocol C Polymer Congress D None of these