Instead they were told they had "bad blood" and could receive free medical treatment, rides to the clinic, meals and burial insurance in case of death in return for participating.

相反他们被告知他们“血液不好”，可以接受免费治疗，免费乘车到诊所，免费用餐，如果意外死亡还能因参加治疗而获得丧葬费用。