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2. Streptococcal perianal disease in children;Koks;Pediatrics,1987
3. Perianal streptococcal cellulitis with penile involvement;Duhra;Br J Dermato,1990
4. Faecal incontinence due to perianal cellulitis;Goodyear;Acta Pediatr Scand,1991
5. Perianal streptococcal dermatitis in children;Teillac-Hamel;Eur J Dermatol,1992