An organization will select 20 blood donors from 100 applicants for physical examination
The least likely to be selected are those who have donated blood since 2000 or who have failed the blood donation physical examination since 2002
The last time Da Chen donated blood was in 1999. He was amputated due to a work injury, and blood from voluntary blood donors was flowing in his blood vessels. He said that I have a reason to donate blood more than anyone else