@article {:2007-10-06:1173-8324:18, title = "Parecoxib improves efficacy of intrathecal morphine", journal = "Inpharma", volume = "1", year = "2007-10-06", abstract = "", pages = "18-18(1)", url = "http://www.ingentaconnect.com/content/adis/inp/2007/00000001/00001608/art00036" }