PT - JOURNAL ARTICLE AU - Michael J. Walsh MDCM TI - Abolishing the law of gravity AID - 10.1503/cmaj.1070181 DP - 2008 Feb 26 TA - Canadian Medical Association Journal PG - 598--598-a VI - 178 IP - 5 4099 - http://www.cmaj.ca/content/178/5/598.2.short 4100 - http://www.cmaj.ca/content/178/5/598.2.full SO - CMAJ2008 Feb 26; 178