Characterization of the tumor immune microenvironment in human papillomavirus-positive and -negative head and neck squamous cell carcinomas

Farah Succaria, Pia Kvistborg, Julie E. Stein, Elizabeth L. Engle, Tracee L. McMiller, Lisa M. Rooper, Elizabeth D. Thompson, Alan E. Berger, Michiel W. M. van den Brekel, Charlotte L. Zuur, John B.A.G. Haanen, Suzanne L. Topalian, Janis M. Taube