RecruitingReal-WorlD ZolbetUximab in Patients With HER-2 Negative and CLaudin 18.2 PosItive MetastatiC AdEnocarcinomaThe primary objective is to validate, throughout a national real-world study, the efficacy and safety of Zolbetuximab combined with FOLFOX or XELOX regimens. Specific clinical issues will be studied by pre-planned subgroup analyses, addressing practical clinical needs which have not been specifically investigated in randomized clinical trials.