Extrinsic asthma
may be precipitated by non-specific irritants such as smoke.
—>> occurs in individuals exposed to environmental allergies.
is common in older individuals.
has no genetic basis.
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Extrinsic asthma
may be precipitated by non-specific irritants such as smoke.
—>> occurs in individuals exposed to environmental allergies.
is common in older individuals.
has no genetic basis.
