Fudan University shanghai cancer center Recommended readings WHO three-step analgesic ladder, NCCN adult cancer pain If you have any question, please contact me. Teacher's name: Cheng Wen-Wu Department of palliative care, Shanghai Cancer Hospital email: cwwxxm(asina. com Arrrr 复旦大学上海医学院肿瘤学糸复旦大学上海医学院肿瘤学系 Recommended Readings: WHO three-step analgesic ladder; NCCN adult cancer pain. If you have any question, please contact me. Teacher’s name：Cheng Wen-Wu Department of palliative care, Shanghai Cancer Hospital email:cwwxxm@sina.com Thank you! Fudan University Shanghai Cancer Center