TY - JOUR T1 - The space-flight environment: the International Space Station and beyond JF - Canadian Medical Association Journal JO - CMAJ SP - 1216 LP - 1220 DO - 10.1503/cmaj.081125 VL - 180 IS - 12 AU - Robert Thirsk AU - Andre Kuipers AU - Chiaki Mukai AU - David Williams Y1 - 2009/06/09 UR - http://www.cmaj.ca/content/180/12/1216.abstract ER -