Fig. 1From: Privacy protection of medical data in social networkPrivacy disclosure caused by social network and by integrating the data source. The data source 1 is the data from the shopping online. The data source 2 is the anonymously published medical data. The attributes of ID, name and marriage have been anonymized. The data source 3 is the data from social network, which also has the attributes of gender, age, phone number and marriage statusBack to article page