title: Needles in haystacks: the challenges of rare diseases.
authors.affiliation: Department of Neurology, Emory University School of Medicine, Atlanta, GA, USA.
authors.forename: Hyder A
authors.initials: HA
authors.lastname: Jinnah
mesh_terms: D006801:Humans; D007926:Lesch-Nyhan Syndrome / Q000453:epidemiology*; D008297:Male; D035583:Rare Diseases