title: Editorial comment.
authors: Fernando
authors: F
authors: Ferrer
mesh_terms: D060890:B7-H1 Antigen / Q000032:analysis*; D005260:Female; D006801:Humans; D007680:Kidney Neoplasms / Q000737:chemistry*; D008297:Male; D009396:Wilms Tumor / Q000737:chemistry*
chemical_list: D060890:B7-H1 Antigen