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J Kowal, J Otfinowski, B Czajkowska, A Więcek
Ann Transplant 2004; 9(1A): 116-118
The infrared absorption spectra of polyethylene samples from 13 used acetabular cups of hip prostheses retrieved from patients after different periods of use were studied. The presence of carbonyl compounds was observed in exploited polyethylene samples, confirming progressive oxidative degradation of polyethylene in biological environment.