Category Specification Organisation International Organization for Standardization (ISO) ID ISO/TS 16843-2:2015 Type Standard Version 1 Access Fees apply to access Status Active Created Dec-15 The purpose of this specification is to specify categorial structures in the subject field of acupuncture by defining a set of domain constraints for use in terminological resources. The specification describes a concept system detailing domain constraints of sanctioned characteristics, each composed of a semantic link and an applicable characterising category.Main sections:· Scope· Normative references· Terms and definitions· List of authorised representation of semantic links for acupuncture needling· Categorial structures for representation of acupuncture needling