public ResearchDefinition setLastReviewDate(Date value) { 
      if (value == null)
        this.lastReviewDate = null;
      else {
        if (this.lastReviewDate == null)
          this.lastReviewDate = new DateType();
        this.lastReviewDate.setValue(value);
      }
      return this;
    }
public ResearchDefinition setLastReviewDate ( Date value ) { if ( value == null ) this . lastReviewDate = null ; else { if ( this . lastReviewDate == null ) this . lastReviewDate = new DateType ( ) ; this . lastReviewDate . setValue ( value ) ; } return this ; }
@param value The date on which the resource content was last reviewed. Review happens periodically after approval but does not change the original approval date.