Why do so many operations to transplant corneas eventually fail?

Nearly one third of worldwide blindness is caused by diseases of the cornea – the transparent ‘window’ at the front of the eye.1 A corneal transplant can restore sight, but many transplants fail within 5 years, meaning people lose their vision for a second time.2,3 Researchers are investigating why infection with the herpes virus dramatically increases the chances that a transplant will fail. Ultimately, they hope to find ways to improve the success rate of transplants and save people’s sight. More.

I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.