TY - RPRT TI - Subsurface oxidation of polyethylene. AU - B M Daly AU - J Yin PY - 1998 DO - 10.1002/(sici)1097-4636(19981215)42:4<523::aid-jbm7>3.0.co;2-1 UR - https://pubmed.ncbi.nlm.nih.gov/9827675/ ID - 9827675 ER -