title: [Preliminary study on the determination of nuclear DNA content of gastric cancer and precancerous lesions with microspectrophotometry].
mesh_terms: D004273:DNA, Neoplasm / Q000032:analysis*; D006801:Humans; D011230:Precancerous Conditions / Q000032:analysis*; D013053:Spectrophotometry / Q000379:methods; D013274:Stomach Neoplasms / Q000032:analysis*
chemical_list: D004273:DNA, Neoplasm