@Article{152323,
     author = "Ryszard W. Gryglewski",
     title = "Logika medycyny Władysława Szumowskiego ",
     year =  2009,
     volume =  54,
     number =  2,
     journal =  Kwartalnik Historii Nauki i Techniki,
     pages =  s. 7-20,
    }