title: Impacted and undisplaced femoral neck fractures.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D001858:Bone Nails; D005260:Female; D005265:Femoral Neck Fractures / Q000601:surgery*; D005593:Fracture Fixation, Internal; D006615:Hip / Q000000981:diagnostic imaging; D006801:Humans; D008297:Male; D008875:Middle Aged; D011877:Radionuclide Imaging; D013455:Sulfur; D013667:Technetium; D013671:Technetium Tc 99m Sulfur Colloid
chemical_list: D013671:Technetium Tc 99m Sulfur Colloid; D013455:Sulfur; D013667:Technetium