title: [Pediatric hematological centers--a major or minor problem?].
mesh_terms: D002173:Cancer Care Facilities / Q000600:supply & distribution*; D002648:Child; D006301:Health Services Needs and Demand; D006776:Hospitals, Pediatric / Q000600:supply & distribution*; D006782:Hospitals, Special / Q000600:supply & distribution*; D006801:Humans; D007945:Leukemia, Lymphoid / Q000628:therapy*; D008223:Lymphoma / Q000628:therapy*; D011044:Poland
vernacular_title: Hematologiczne ośrodki pediatryczne--mały czy duzy problem?