title: [Four siblings from Valais with chronic lymphatic leukemia].
mesh_terms: D005260:Female; D006801:Humans; D007945:Leukemia, Lymphoid / Q000150:complications / Q000175:diagnosis / Q000235:genetics* / Q000401:mortality; D008297:Male; D008875:Middle Aged; D011014:Pneumonia / Q000209:etiology; D013557:Switzerland
vernacular_title: Vier Geschwister mit chronischer lymphatischer Leukämie in Vallis.