This is a follow-up email on the DEMO release announcement to inform you that it includes Drugs and Substances. It is a demonstration of use of axioms on role, we don't expect feedback from you. The DEMO release will be taken down on 05-OCT-2018, and the content will be officially released in the International Release schedule for 31-JAN-2019.
Please bear in mind that all "in-working-progress" documents are not accessible at this point in time, they will be released by 31-JAN-2019 together with the content. The changes in this Demo release can be viewed here https://confluence.ihtsdotools.org/display/RMT/Early+Visibility+-+Planned+changes+to+upcoming+SNOMED+International+Release+packages
Please let me know if you need further information.