[Research and considerations on the antistreptolysin-O titer in the province of Ferrara].
D000989:Antistreptolysin; D006801:Humans; D012106:Research; D012698:Serologic Tests; D013290:Streptococcal Infections / Q000453:epidemiology*; D013291:Streptococcus
D000989:Antistreptolysin
ANTISTREPTOLYSIN; STREPTOCOCCAL INFECTIONS/epidemiology