Institution: | 1. Department of Microbiology, Fukushima Medical University School of Medicine, Fukushima, Japan;2. Department of Urology, Fukushima Medical University School of Medicine, Fukushima, Japan;3. Department of Pediatrics, Fukushima Medical University School of Medicine, Fukushima, Japan;4. Department of Microbiology, Sapporo Medical University School of Medicine, Sapporo, Japan |