title: Editorial comment.
authors.forename: Caleb
authors.initials: C
authors.lastname: Nelson
mesh_terms: D000293:Adolescent; D002648:Child; D006801:Humans; D006869:Hydronephrosis / Q000000981:diagnostic imaging / Q000209:etiology / Q000601:surgery*; D007223:Infant; D007668:Kidney / Q000502:physiology*; D007677:Kidney Function Tests; D007682:Kidney Pelvis; D016216:Ultrasonography, Prenatal; D014517:Ureteral Obstruction / Q000150:complications / Q000601:surgery*