678 A phase 2 study of evorpacept (ALX148) in combination with pembrolizumab in patients with advanced head and neck squamous cell carcinoma (HNSCC); ASPEN-03
678 A phase 2 study of evorpacept (ALX148) in combination with pembrolizumab in patients with advanced head and neck squamous cell carcinoma (HNSCC); ASPEN-03