1. Division of Infectious Diseases, Chiba Children’s Hospital, 579-1, Heta-cho, Midori-ku, Chiba-city, Chiba 266-0007, Japan
2. Department of Infectious Diseases, Medical Mycology Research Center, Chiba University, 1-8-1, Inohana, Chuo-ku, Chiba-city, Chiba 260-8673, Japan
3. Chiba Prefectural Institute of Public Health, 666-2, Nitona-cho, Chuo-ku, Chiba-city, Chiba 260-8715, Japan
4. Department of Pediatrics, Tokyo Women’s Medical University Yachiyo Medical Center, 477-96, Owadashinden, Yachiyo-city, Chiba 276-8524, Japan
5. Department of Hematology and Respiratory Medicine, Kochi Medical School, Kochi University, Kohasu, Oko-cho, Nankoku-city, Kochi 783-8505, Japan
6. Department of Infectious Diseases, Chikamori Hospital, 1-1-16, Okawasuji, Kochi-city, Kochi 780-8522, Japan
7. Department of Infectious Control and Prevention, Kurume University School of Medicine, 67, Asahi-machi, Kurume-city, Fukuoka 830-0011, Japan
8. Toyama Institute of Health, 1-17 Nakataikouyama, Imizu, Toyama, 930-0363, Japan