TY - STAND AU - I. Higginson AU - W. Gao BT - J Clin Oncol DO - 10.1200/jco.2012.42.0919 M1 - 35 PY - 2012 SP - 4373 EP - 9 T2 - J Clin Oncol TI - Opioid prescribing for cancer pain during the last 3 months of life: associated factors and 9-year trends in a nationwide United Kingdom cohort study VL - 30 SN - 0732-183x ER -