The role and relationship between programmed death ligand 1 and cytotoxic T lymphocyte-associated antigen-4 immunohistochemical expression in colorectal carcinoma patients: an impa...

por El Dein Mohameda, Asmaa Shams, El-Rebey, Hala Said, AboElnasr, Lamia Sabry Abdelsamed, Abdou, Asmaa Gaber
Publicado 2021