title: Letter: Penicillin in leptospirosis.
mesh_terms: D002452:Cell Count; D006801:Humans; D007922:Leptospirosis / Q000134:cerebrospinal fluid / Q000188:drug therapy*; D010406:Penicillins / Q000627:therapeutic use*; D013997:Time Factors
chemical_list: D010406:Penicillins