Embedding the video has now been disabled, for whatever the reason, so you can only watch it on Vimeo.
From the documentary's description:
Operations to improve the appearance of the sex organs for both psychological and physical reasons are on the rise. But surgeons said the report overplayed the risks of an established procedure. Researchers from University College London reviewed all the existing studies on cosmetic labial surgery -- which generally involves reducing the amount of tissue that protrudes from the lips which cover the vagina. They found there had been little work to document any longer-term side effects.