public CodeableConcept addBodySite() { //3
      CodeableConcept t = new CodeableConcept();
      if (this.bodySite == null)
        this.bodySite = new ArrayList<CodeableConcept>();
      this.bodySite.add(t);
      return t;
    }
public CodeableConcept addBodySite ( ) { CodeableConcept t = new CodeableConcept ( ) ; if ( this . bodySite == null ) this . bodySite = new ArrayList < CodeableConcept > ( ) ; this . bodySite . add ( t ) ; return t ; }
syntactic sugar