1. Sources
  2. OECD International Trade
  3. International Trade By Commodity Statistics (SITC Rev. 3)
  4. 8: Miscellaneous manufactured articles
  5. 87: Professional and scientific instruments, n.e.s.
  6. 872: Instruments & appliances, n.e.s., for medical, etc.
  7. 8723: Mechano-therapy appliances; medical appliances
  8. 87235: Other breathing appliances & gas masks

87235: Other breathing appliances & gas masks

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