RecruitingPhase 2Drug trialStudy to Evaluate the Efficacy and Safety of Atezolizumab and Bevacizumab as Neoadjuvant Plus Adjuvant Treatment in HCCStudy to evaluate the efficacy and safety of the combination of Atezolizumab and Bevacizumab as neoadjuvant plus adjuvant treatment in Hepatocellular Carcinoma.