1. Peking University Third Hospital; Department of Pharmacy; No. 49, Huayuan North Road Haidian District Beijing China
2. Peking University Third Hospital; Department of Pharmacy, Therapeutic Drug Monitoring and Clinical Toxicology Center of Peking University; 49 North Garden Rd Haidian District Beijing China 100191
3. UMDNJ - Robert Wood Johnson Medical School; Neuromuscular & ALS Center; 97 Paterson Street New Brunswick New Jersey USA NJ 08901
4. School of Public Health, Peking University; Centre for Evidence Based Medicine and Clinical Research, Department of Epidemiology and Biostatistics; 38 Xueyuan Road Haidian District Beijing China 100191
5. UMDNJ - Robert Wood Johnson Medical School; Medicine Division of Pulmonary and Critical Care; 97 Paterson Street New Brunswick New Jersey USA NJ 08901