title: The classic. The unsolved fracture: Kellogg Speed, M. D., F. A. C. S.
mesh_terms: D000293:Adolescent; D000368:Aged; D005265:Femoral Neck Fractures / Q000266:history*; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D008875:Middle Aged; D009985:Orthopedics / Q000266:history*; D014481:United States