http://www.bbc.co.uk/iplayer/episode/b053pxdt/twin-sisters-a-world-apart
Twin Sisters: A World Apart
BBC4, 60 minutes; available for 28 days { 22:55 Tuesday 3 March 2015 (first shown: 24 Feb 2015) }
(you would need to use the catch-up service to watch it)
The cry within each of them to be able to be together is heart-rending.
--------- Alex Kemp