title: Bilateral calcaneal fractures and "free running": a dangerously cool emerging "sport".
authors.forename: Kenneth
authors.initials: K
authors.lastname: Frumkin
mesh_terms: D000328:Adult; D001265:Athletic Injuries / Q000209:etiology* / Q000517:prevention & control; D002111:Calcaneus / Q000293:injuries*; D050723:Fractures, Bone / Q000209:etiology* / Q000517:prevention & control; D006801:Humans; D008297:Male; D008402:Mass Media; D012420:Running / Q000293:injuries*; D012449:Safety