Four botched operations took place at Addenbrooke's in just six weeks last year, including surgeons operating on the wrong body part of a patient.

BBC: Addenbrooke's Hospital

"There is a team of medical specialists involved ... including military surgeons who specialize in bullet wounds to the head, " the e-mail says.

CNN: STORY HIGHLIGHTS

The team of 40, including eight consultant surgeons, treated patients from Lancaster, Morecambe and South Cumbria.

BBC: Overseas medics tackle ops backlog

Lillehei trained dozens of heart surgeons, including South African Christiaan Barnard, who performed the first successful heart transplant in 1967.

FORBES: Brave Heart

Lillehei trained dozens of heart surgeons, including Christiaan Barnard, the South African who in 1967 performed the first successful heart transplant.

FORBES: Brave heart

This lack of regulation has allowed an increasing number of doctors of all types -- including gynecologists, general surgeons and even emergency medicine physicians -- to perform tummy tucks, liposuction, facelifts and breast enhancement.

CNN: Plastic surgery: 'Wild West' of medicine