anchor.diff:  |1.1|mmlHd:HemoDialysis| | |*|
   |1.1.1|mmlFc:Facility| | | |
   |1.1.2|mmlPi:PatientModule| | | |
  -|1.1.3|mmlHd:note| | |?|
  +|1.1.3|mmlHd:note| |string|?|
   |1.1.4|mmlHd:HDHistorySection| | |?|
   |1.1.4.1|mmlHd:HdIntroduction| | |*|
   |1.1.4.1.1|mmlHd:diagnosis| | |?|
  
positive.code: | | |mmlHd:timeDirection|string|#REQUIRED|
  |1.1.5.2.11|mmlHd:dialysateTemp| | |*|
  |1.1.5.2.11.1|mmlHd:dialysateTempValue| |string| |
  | | |mmlHd:unit|string| |"C"
  |1.1.5.2.11.2|mmlHd:timeHdStart| |timePeriod| |
  | | |mmlHd:timeDirection|string|#REQUIRED|
  |1.1.5.2.11.3|mmlHd:timeHdEnd| |timePeriod|?|
  
negative.code: | | |mmlHd:timeDirection|string|#REQUIRED|
  |1.1.5.1.1.11.3 |mmlHd:timeHdEnd| |timePeriod|?|
  | | |mmlHd:timeDirection|string|#REQUIRED|
  |1.1.5.1.1.12|mmlHd:needle| |string|*|
  | | |mmlHd:code|string|#IMPLIED|
  | | |mmlHd:type|string|#IMPLIED|
  | | |mmlHd:position|string|#IMPLIED|
  