title: Lymphopenia and metastatic breast cancer patients with and without radiation therapy.
mesh_terms: D001943:Breast Neoplasms / Q000097:blood* / Q000276:immunology / Q000532:radiotherapy / Q000601:surgery; D005260:Female; D006801:Humans; D008213:Lymphocyte Activation; D008214:Lymphocytes; D009362:Neoplasm Metastasis