1. Epidemiology: Epidemiology is one of the core disciplines of disease prevention and control. It studies the laws and influencing factors of the spread of diseases among people, and predicts and controls the occurrence and spread of diseases by collecting and analyzing epidemic data.
2. Inspection and Laboratory Science: This major mainly studies pathogen detection and laboratory quality management, including pathogen detection methods, laboratory diagnostic techniques, sample collection and processing, and laboratory safety.
3. Public health emergency management: this major cultivates the ability to deal with public health emergencies and rescue skills, including emergency plan formulation, emergency response management and epidemic investigation.
4. Health Education and Behavioral Science: This major studies how to change people's health behaviors, promote the development of healthy lifestyles and reduce the occurrence of chronic non-communicable diseases through education and intervention measures.
These specialties represent an important direction in the field of disease prevention and control. By simulating real cases and skill operation, the National Disease Control Competition examines the knowledge and skills of contestants in different professional fields. But please note that the above is my summary of the competition, and the specific subjects and settings may change due to the different year and scale of the competition. For more specific information, it is recommended to consult the relevant official announcement or the organizer of the contest.