Endocrinology Department Tangshan Workers Hospital Tangshan 063000 China;
Endocrinology Department Tangshan Workers Hospital Tangshan 063000 China;
Endocrinology Department Tangshan Workers Hospital Tangshan 063000 China;
Endocrinology Department Tangshan Workers Hospital Tangshan 063000 China;
Endocrinology Department Tangshan Workers Hospital Tangshan 063000 China;
Endocrinology Department Tangshan Workers Hospital Tangshan 063000 China;
Luanxian People's Hospital Tangshan 063700 China;
Tangshan Fengnan Hospital Tangshan 063300 China;