title: Clinical course of early extranodal non-Hodgkin's lymphomas.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D005260:Female; D006801:Humans; D008223:Lymphoma / Q000401:mortality / Q000473:pathology* / Q000532:radiotherapy; D008297:Male; D008875:Middle Aged; D009362:Neoplasm Metastasis; D009364:Neoplasm Recurrence, Local; D009367:Neoplasm Staging; D011882:Radiotherapy, High-Energy