000 00287nam a2200097Ia 4500
008 220809s1988 xx 000 0 und d
041 _aeng
245 _aClinical Orthopedics and Related Research No.228 March 1988
260 _aPhiladelphia
_bJB Lippncott
_c1988
520 _aBack Volume
999 _c158744
_d158744