Collaborative entities (government, private or public/private entities) who define the rules so electronic information flows smoothly. SDOs develop, coordinate, promulgate, revise, amend, reissue, interpret, or otherwise maintain standards that address wide ranging interests.
HL7 ~ Health Level 7 Int’l organization focused on clinical message standards; the standards are approved by ANSI, the American National Standards Institute. HL7 collaborates with other standards groups such as ASTM Int’l (E31 Cmte) ~ (Int’l organization formerly American Society for Testing and Materials)
HITSP - Healthcare Information Technology Standards Panel. Coordinates standards activities to achieve interoperable health information.