Tadalafil and Pembrolizumab in Recurrent or Metastatic Head and Neck Cancer
University of California, San Diego
University of California, San Diego
Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins
Sun Yat-sen University
Shanghai Ninth People's Hospital Affiliated to Shanghai Jiao Tong University
Augusta University
Ludwig Institute for Cancer Research
Sun Yat-sen University
Hospital Israelita Albert Einstein
Medical University of Silesia
Sun Yat-Sen Memorial Hospital of Sun Yat-Sen University
Peking University
The Central Hospital of Lishui City
NYU Langone Health
Women's Hospital School Of Medicine Zhejiang University
Tianjin Medical University Cancer Institute and Hospital
Big Ten Cancer Research Consortium
NYU Langone Health
Guangdong Provincial Hospital of Traditional Chinese Medicine
Assiut University
Tianjin Medical University Cancer Institute and Hospital
Chinese PLA General Hospital
Chang Gung Memorial Hospital
Shanghai Cell Therapy Research Institute