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Patent classifications
A
HUMAN NECESSITIES
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A61
MEDICAL OR VETERINARY SCIENCE; HYGIENE
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A61K
PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
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39/00
Medicinal preparations containing antigens or antibodies
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A61K2039/54
characterised by the route of administration
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A61K2039/541
Mucosal route
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A61K2039/544
to the airways
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