Institution: | (1) Center for Medical Sciences, Ibaraki Prefectural University of Health Sciences, 4669-2 Ami Ami-machi, Inashiki, 300-0331 Ibaraki, Japan;(2) Department of Pediatrics Institute of Clinical Medicine, University of Tsukuba, 305-0006 Ibaraki, Japan;(3) Department of Pathology Institute of Basic Medical Sciences, University of Tsukuba, 305-0006 Ibaraki, Japan |