The results in their study were used in research for combating cancer and producing thin computer screens.
Even if he was a Nobel Prize awardee, illnesses left Heck to survive on a monthly pension of $2,500.
One of Heck's nurses, Jane Rose Pido, said that they rushed Heck to a private hospital due to severe vomiting but he was turned away because of unpaid bills.
Pido told GMA News, "It was painful to see, that the man was fighting for his life but he was left to die, because he did not have money. How could it end up like that? We didn't know which hospital to take him to, so much time was lost. He could have been revived."
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