A retrospective cohort study examining the effects of anti-PD-1 antibody in combination with apatinib in patients previously treated for HER2-negative advanced gastric/gastroesophageal junction cancer.
Apatinib
Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request. ### Instruction: Identify all the mentioned drugs in the given text. Text may or may not contain drug. If they contain more than 1 drug, use ";" as delimiter and join them. ### Input: A retrospective cohort study examining the effects of anti-PD-1 antibody in combination with apatinib in patients previously treated for HER2-negative advanced gastric/gastroesophageal junction cancer. ### Output: Apatinib