1. Clinical Research Center; Nagoya National Hospital (Tokai Area Central Hospital for AIDS Treatment and Research); Aichi Nagoya 460-0001 Japan
2. Department of Clinical Research Laboratory; Nagoya National Hospital (Tokai Area Central Hospital for AIDS Treatment and Research); Aichi Nagoya 460-0001 Japan
3. Department of Internal Medicine; Nagoya National Hospital (Tokai Area Central Hospital for AIDS Treatment and Research); Aichi Nagoya 460-0001 Japan