title: The clinical significance of bone marrow procedures.
mesh_terms: D001007:Anxiety; D001856:Bone Marrow Examination / Q000295:instrumentation / Q000379:methods*; D006402:Hematologic Diseases / Q000175:diagnosis*; D006801:Humans; D007938:Leukemia / Q000175:diagnosis; D010353:Patient Education as Topic; D010361:Patients / Q000523:psychology; D012306:Risk