Plasma is a life saver - and a lucrative industry. One that made fortunes and cost lives. But what was really going on behind closed doors? A whistleblower reveals all. Read Cara’s notebook: www.telegraph.co.uk/notebook | For 30 days’ free access to The Telegraph: www.telegraph.co.uk/liespodcast | Get in touch: [email protected] and on Twitter @cjmcgoogan | See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.