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2. Ludwig’s angina: report of a case in a 12-day-old boy;Steinhauer;J Oral Surg,1967
3. An epidemic of group A, type 1 streptococcal infections in newborn infants;Langewisch;Pediatrics,1956
4. Neonatal retropharyngeal cellulitis due to group B streptococcus;Asmar;Clin Pediatr (Phila),1987
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