Intermediary sequelae refers to the phenomenon that personal information is leaked to other organizations and harassed for a long time after users receive the services of intermediary agencies.
Which of the following options belongs to the intermediary sequelae?
When Lao Wang registered for medical treatment, he met Ding, who claimed to know a famous doctor. After seeing the famous doctor recommended by Ding, his condition did not improve, so he ignored Ding and stopped answering Ding's harassing calls