RT Journal Article SR Electronic T1 Acupuncture for functional recovery after stroke: a systematic review of sham-controlled randomized clinical trials JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association DO 10.1503/cmaj.091113 A1 Kong, Jae Cheol A1 Lee, Myeong Soo A1 Shin, Byung-Cheul A1 Song, Yung-Sun A1 Ernst, Edzard YR 2010 UL http://www.cmaj.ca/content/early/2010/09/27/cmaj.091113.abstract AB