Spit clinicalStatus into two attributes: verificationStatus and clinicalStatus, defined as follows: verificationStatus: Differential, Provisional, Working, Confirmed, Refuted, Unknown, Entered In Error clinicalStatus: Active - The subject is currently experiencing the symptoms of the condition Relapse* - The subject is re-experiencing the symptoms of the condition after a period of remission or presumed resolution Remission - The subject is no longer experiencing the symptoms of the condition, but there is a risk of the symptoms returning Resolved - The subject is no longer experiencing the symptoms of the condition and there is no perceived risk of the symptoms returning Add a usage note that stage and clinical status may have interdependencies For verificationStatus, had also considered: confirmationStatus, workflowStatus, decisionStatus, assessmentStatus