TY - JOUR AU - Gestal Otero, Juan PY - 2013 SN - 0301-634X UR - http://hdl.handle.net/20.500.11940/3760 LA - eng TI - Occupational cosmic radiation exposure in Portuguese airline pilots: Study of a possible correlation with oxidative biological markers DO - 10.1007/s00411-013-0460-2 T2 - RADIATION AND ENVIRONMENTAL BIOPHYSICS M2 - 211 VL - 52 ER -