[Sporadic cases of leptospirosis].
D000328:Adult; D006801:Humans; D007922:Leptospirosis / Q000453:epidemiology* / Q000635:transmission; D008297:Male; D008875:Middle Aged; D011044:Poland; D014895:Weil Disease / Q000453:epidemiology
Sporadyczne przypadki leptospiroz.