1 Institute for Environmental and Gender-Specific Medicine, Juntendo University Graduate School of Medicine, 2-1-1 Tomioka Urayasu-shi, Chiba, 279-0021, Japan. iwabuchi@juntendo.ac.jp.
2 Infection Control Nursing, Juntendo University Graduate School of Health Care and Nursing, Urayasu, Chiba, 279-0023, Japan. iwabuchi@juntendo.ac.jp.
3 Department of Medical Biotechnology and Translational Medicine, University of Milano, Segrate, Milano, Italy.