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. Author manuscript; available in PMC: 2011 Apr 27.
Published in final edited form as: Stud Health Technol Inform. 2009;150:265–269.

Table 1.

Syntax and format of the NPU terminology, with examples

(1) System(spec)— (2) Component(spec); (3) kind-of-property(spec) (4) = ? unit
P— Calcium(II); subst.c.(corr.; proc.) = ? mmol/l
Secr(Bronchus; spec.)— Mycobacterium; taxon(proc.) = ?
U— Ethanol; subst.c = ? mmol/l
P— Fibrinogen; mass c.(imm.; proc.) = ? g/l