They know that cancer is a serious disease and it does not have a cure and high expenses.But they had no technical reason that cancer actually occurred?And the need to act when faced with this problem.
They know that cancer is a serious and thought it was incurable. And higher costs , but they are not for academic reasons. Indeed, that cancer can happen and how to behave when faced this problem.
They know that cancer is a serious and think it's impossible to maintain. And the high cost of but they have no reason for academic What actually happened? , and cancer how to act when encountered this problem.