At hospital xyz, they decide to implement a new feature in the electronic medical record to replace the "wet signatures" as used on paper records. after reviewing the different types of signatures they can use they come to a decision. when a physician joins the hospital they are given a 4 digit user id (ex. 1234). they physician uses this id as their user id for the record system. when logging in, they are notified of all outstanding documents that need to be reviewed and 'signed.' after they review the document, the proceed to sign it by pushing the big green button 'sign' at the bottom of the page. this is an example of a