1. Department of Medical Sciences; Lung Allergy and Sleep research; Uppsala University; Uppsala Sweden
2. Department of Medical Sciences; Clinical Physiology; Uppsala University; Uppsala Sweden
3. Department of Women's and Children's Health; Uppsala University; Uppsala Sweden
4. Experimental Asthma and Allergy Research; National Institute of Environmental Medicine; Karolinska Institutet; Stockholm Sweden
5. Department of Public Health and Clinical Medicine; Occupational and Environmental Medicine; Umeå University; Umeå Sweden
6. Shino-Test Corporation Ltd.; Sagamihara Japan
7. Department of Laboratory Medicine; Saga Medical School; Saga Japan
8. Department of Medical Sciences; Clinical Chemistry; Uppsala University; Uppsala Sweden
9. Division of Medical Biochemistry; Department of Biomolecular Sciences; Saga Medical School; Saga Japan