title: [Changes of the gastric mucosa in the early stage of stomach cancer in the dog induced by N-methyl-N'-nitro-N-nitrosoguanidine].
mesh_terms: D000818:Animals; D004285:Dogs; D005753:Gastric Mucosa / Q000473:pathology*; D009374:Neoplasms, Experimental; D009604:Nitrosoguanidines; D011230:Precancerous Conditions; D013274:Stomach Neoplasms / Q000139:chemically induced* / Q000473:pathology
chemical_list: D009604:Nitrosoguanidines