1. Effect of the normal microflora on gastrointestinal motility;Abrams,1967
2. Effect of a surgical horizontal unidirectional filtered airflow unit on wound bacterial contamination and wound healing;Aglietti;Clin Orthop Rel Res,1974
3. Nosocomial infections;Alexander,1973
4. The influence of hair removal methods on wound infections;Alexander;Arch Surg,1983
5. A germfree infant;Alpert;Lancet,1969