1. Department of Hematology, Baotou Central Hospital, Baotou, People’s Republic of China
2. Department of Hematology, Weihai Municipal Hospital, Cheeloo College of Medicine, Shandong University, People’s Republic of China
3. Department of Emergency, Qilu Hospital of Shandong University, Jinan, People’s Republic of China
4. Department of Neurology, Baotou Central Hospital, Baotou, People’s Republic of China