[1]Department of Neonatology;
Baoding First Central Hospital in Hebei Province;
Baoding;
Hebei Province;
071000;
[1]Department of Neonatology;
Baoding First Central Hospital in Hebei Province;
Baoding;
Hebei Province;
071000;
[2]Internal Medicine Department No.2;
Baoding Children’s Hospital in Hebei Province;
Baoding;
Hebei Province;
071000;
Inflammatory factor; Henoch-schonlein purpura; Vasculitis;