%0 Journal Article %T Current form of randomized controlled trials %A Hamidreza Mahboobi %A Asghar Parhiz %A Allah Jahanshahi %A Tahereh Khorgoei %J Annals of Pediatric Cardiology %D 2011 %I Medknow Publications %U http://www.annalspc.com/article.asp?issn=0974-2069;year=2011;volume=4;issue=1;spage=90;epage=90;aulast=Hamidreza