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2. Sources of infection with Pseudomonas aeruginosa in patients with tracheostomy;Lowbury;J Med Microbiol,1970
3. Nosocomial infections due to kanamycin-resistant, (R)-factor carrying enteric organisms in an intensive care nursery;Eisenach;Pediatrics,1972
4. Sources of gram negative infection after open-heart surgery;Rosendorf;J Thorac Cardiovasc Surg,1974
5. Antibiotic usage and microbial resistance in an intensive care nursery;Franco;Am J Dis Child,1973