Clinical Trial Data Model for drug trials
National Library of Medicine (NLM) XML Data Formats for MEDLINE data over FTP replacing ELHILL Unit Record Format (EURF) on magnetic tape
Health Level Seven XML Patient Record Architecture
ASTM XML Document Type Definitions (DTDs) for Health Care
Molecular Dynamics Markup Language (MoDL)
BIOpolymer Markup Language (BIOML)
Gene Expression Markup Language (GEML)
Chemical Markup Language
Bioinformatic Sequence Markup Language
Open Financial Exchange
Human Resources Markup Language
XML Court Interface
and many more...