Global drug giant GSK 'published a flawed study which led to millions of children being wrongly prescribed dangerous antidepressants'

• GlaxoSmithKline published trial in 2001 claiming Seroxat, also known as Paxil, was 'generally well tolerated' and helped cure depression in children
• Led to 2 million youngsters being prescribed the pill the next year in US 
• Now new BMJ study has highlighted major flaws in the original study
• Drug 'no more effective than a placebo and risk of harm was significant'