^pof;
Economics;
and;
Management,;
Beijing;
University;
of;
Posts;
and;
Telecommunications,;
Beijing;
102209,;
China;
^pof;
Pediatrics,;
Peking;
University;
First;
Hospital,;
Beijing;
100034,;
China;
^pof;
Nursing,;
Peking;
University;
Health;
Science;
Center,;
Beijing;
100191,;
China;
诊断方法; 成本效益; 青少年; 儿童; 经济分析; 血管; 中国; 健康;