Bintrafusp alfa, a bifunctional fusion protein targeting TGF-β and PD-L1, in advanced squamous cell carcinoma of the head and neck: results from a phase I cohort ================================================================================================================================================================== * Byoung Chul Cho * Amaury Daste * Alain Ravaud * Sébastien Salas * Nicolas Isambert * Edward McClay * Ahmad Awada * Christian Borel * Laureen S Ojalvo * Christoph Helwig * P Alexander Rolfe * James L Gulley * Nicolas Penel