RT Journal Article SR Electronic T1 Ibuprofen should go behind-the-counter says expert panel JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 233 OP 233 DO 10.1503/cmaj.060832 VO 175 IS 3 A1 Sibbald, Barbara YR 2006 UL http://www.cmaj.ca/content/175/3/233.abstract