Affiliation: | a Occupational and Environmental Epidemiology & Net Teaching Unit, Institute and Outpatient Clinic for Occupational, Social and Environmental Medicine, University Hospital of Munich (LMU), Munich, Germany b University Children’s Hospital, Dresden, Germany c Institute of Epidemiology and Medical Biometry, Ulm University, Ulm, Germany d Department of Statistics, LMU Munich, Munich, Germany e Dr. v. Haunersches Kinderspital, University Hospital of Munich (LMU), Munich, Germany |