Nation Twins conjoined at head separated after 50 hours of surgery in London, doctors say July 16, 2019N'dea Yancey-Bragg, USA TODAYComments Off on Twins conjoined at head separated after 50 hours of surgery in London, doctors say Twin girls from Pakistan that were born conjoined at the head were separated in London after 50 hours of surgery over the course of 4 months.