title: Four-year-old girl with a limp.
authors.affiliation: Section of Infectious Diseases, Department of Pediatrics(G.L.R.), Department of Radiology(N.R.), Department of Orthopedic Surgery (B.D.H.), MCP/Hahnemann University School of Medicine, Allegheny University of the Health Sciences, St. Christopher's Hospital for Children, Philadelphia, Pennsylvania.
authors.forename: G L
authors.initials: GL
authors.lastname: Rodgers
authors.forename: N
authors.initials: N
authors.lastname: Roman
authors.forename: B
authors.initials: B
authors.lastname: Wolfson
authors.forename: B D
authors.initials: BD
authors.lastname: Horn