title: [Gastric cancer. Various clinical aspects in a group of Spanish patients of low social class].
mesh_terms: D000328:Adult; D000368:Aged; D001706:Biopsy; D005260:Female; D006801:Humans; D007813:Laparotomy; D008297:Male; D008875:Middle Aged; D012959:Socioeconomic Factors; D013030:Spain; D013274:Stomach Neoplasms / Q000175:diagnosis*
vernacular_title: Cáncer gástrico. Algunos aspectos clínicos en un grupo de enfermos españoles de baja clase social.