@article {:2008-11-29:1173-8324:22, title = "Pfizer has announced that it has withdrawn its application to switch the legal status of the 50mg tablet strength of sildenafil [Viagra]", journal = "Inpharma", volume = "1", year = "2008-11-29", abstract = "", pages = "22-22(1)", url = "http://www.ingentaconnect.com/content/adis/inp/2008/00000001/00001666/art00066" }