title: The homoeotic effect of "tumorous head" in Drosophila melanogaster.
mesh_terms: D000005:Abdomen / Q000002:abnormalities; D000818:Animals; D002828:Choristoma; D004331:Drosophila melanogaster; D005835:Genitalia / Q000002:abnormalities; D006257:Head / Q000002:abnormalities*; D009154:Mutation