18 lines (11 with data), 308 Bytes

AnyFolder MomentMeasure={
  AnyFolder Right={
    AnyFolder &Side=...HumanModel.Right;
    #include "..\..\Leg\LegMoments.any"
    #include "..\..\Arm\ArmMoments.any"


    
  };  
  AnyFolder Left={
    AnyFolder &Side=...HumanModel.Left;
    #include "..\..\Leg\LegMoments.any"

  };

};