public override void ExposeData()
 {
     base.ExposeData();
     Scribe_BodyParts.Look(ref this.part, "part", null);
     Scribe_Defs.Look <ThingDef>(ref this.consumedInitialMedicineDef, "consumedInitialMedicineDef");
     if (Scribe.mode == LoadSaveMode.LoadingVars)
     {
         BackCompatibility.BillMedicalLoadingVars(this);
     }
     if (Scribe.mode == LoadSaveMode.ResolvingCrossRefs)
     {
         BackCompatibility.BillMedicalResolvingCrossRefs(this);
     }
 }