CDISC-Gloss – XML specification for content and presentation of data and text in a document including definitions for the elements considered to be legal in the document. NOTE: Agreeing on a common DTD facilitates interoperability among systems incorporating the agreed standards. [From Electronic Submission File Formats and Specifications. Orientation and Best Practices For Data Formats and Submission to The Center For Tobacco Products. January 2018; Providing Regulatory Submissions in Electronic Format – Certain Human Pharmaceutical Product Applications and Related Submissions Using the eCTD Specifications Guidance for Industry. January 2019]