1. Cross contamination visualization;Molinari;J Calif Dent Assoc,1987
2. Interpatient microbiological cross-contamination after dental radiographic examination;White;J Am Dent Assoc,1978
3. Review of currently recommended aseptic procedures;Greenlee;Dent Hyg,1984
4. The role of aerobiology in dentistry;Burton,1963
5. Airborne transmission and airborne infection,1973