Why don't doctors take kickbacks after public hospitals are hosted?

Crime of accepting bribes. It is illegal for doctors to take kickbacks, and it is a crime of accepting bribes for doctors in public hospitals not to take kickbacks. The rebate refers to the price that the seller returns to the buyer according to a certain proportion of the goods paid by the buyer. According to whether or not to adopt the hidden way outside the account, the rebate can be simply divided into two types: the express rebate in the account and the hidden rebate outside the account, and the rebate stipulated in the Anti-Unfair Competition Law is the hidden rebate outside the account, which is also a typical commercial bribery. The explicit rebate in the account is legal income, while the hidden rebate outside the account is illegal income, even a criminal act.