core + health-lifesci (Health and Lifesciences Extension): terms relating to healthcare, medicine and the life sciences.

dateModified

Canonical URL: http://schema.org/dateModified

Thing > Property > dateModified

The date on which the CreativeWork was most recently modified or when the item's entry was modified within a DataFeed.

Usage: Between 100,000 and 250,000 domains
Values expected to be one of these types
Date
DateTime
Used on these types
CreativeWork
DataFeedItem

Schema Version 3.2