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- [21] HIP-FRACTURES INCIDENCE RATES IN GERMANY COMPARED TO OTHER COUNTRIES SOZIAL-UND PRAVENTIVMEDIZIN, 1994, 39 (05): : 287 - 292
- [24] INCIDENCE OF HIP-FRACTURES IN THE ELDERLY - UPPSALA COUNTY 1980-1987 ACTA ORTHOPAEDICA SCANDINAVICA, 1990, 61 (02): : 148 - 151