RecruitingDrug trialA Phase Ib/II Study of an Anti-HER3 Antibody, HMBD-001, With Cetuximab +/- Docetaxel in Advanced Squamous Cell CancersThis is a Phase Ib/II multi-center, open-label study of HMBD-001 in combination with cetuximab with or without docetaxel in participants with advanced Squamous Cell Cancers