Department of Anatomic Pathology;
Hospital AC Camargo;
Sao Paulo;
Brazil;
Research and Teaching Institute;
Barretos Cancer Hospital;
Barretos;
Brazil;
International Agency for Research on Cancer;
Molecular Carcinogenesis Group;
Lyon;
France;
Department of Abdominal Surgery;
Hospital AC Camargo;
Sao Paulo;
Brazil;
Department of Oncogenetics;
Hospital AC Camargo;
Sao Paulo;
Brazil.;
Early-Onset; Gastric; Cancer; Young; Patients; Cellular; Adhesion; TP53; Mutations;