1. Experimental gingivitis in man;Loe;J Periodontol,1965
2. Roughness of pontic materials and dental plaque;Clayton;J Prosthet Dent,1970
3. Tissue response to fixed partial denture pontics;Cavazos;J Prosthet Dent,1968
4. Comparison of bacterial accumulations on rough and smooth enamel surfaces;Swartz;J Periodontol,1957
5. Tissue response to pontic materials and designs;Berry;J Tenn Dent Assoc,1971