Lao Wang is a patient with advanced pancreatic cancer, and doctors have told him that he may only survive for a few months  On the advice of the doctor, he tried a new immune therapy and has now survived for five years
According to the situation of Lao Wang, doctors believe that this new immune therapy is effective in the treatment of pancreatic cancer and should be promoted
Whether a new treatment can be promoted should be carefully decided and cannot be judged on a case-by-case basis alone.