Background The objective of the present study was to determine whether the morbidity rates
of the 2009 pandemic influenza A H1N1 virus (pdmH1N1) varied by age and/or sex. …

Background Airline flight personnel work in a unique environment with exposure to known
or suspected carcinogens and mutagens including ionizing cosmic radiation. A meta‐analysis …

Background To prevent and control infectious diseases, it is important to understand how
sex and age influence morbidity rates, but consistent clear descriptions of differences in the …

Japan has repeatedly suffered from natural disasters. A number of temporary evacuation
shelters have been opened for the benefit of evacuees. Although the operation of such …

Respiratory syncytial virus (RSV) is the leading cause of lower respiratory tract infection
among all infants worldwide and remains a significant cause of morbidity and mortality. To …

Background Edaravone is a powerful free radical scavenger that is in clinical use. However,
data concerning its dose-response relationship against multiple free radicals remain sparse. …

Background Hypoxia tolerance has been evaluated by the secondary responses to
oxyhemoglobin deoxygenation: the time of useful consciousness (TUC), subjective symptoms, …

Background We examined EEG topography while subjects experienced spatial disorientation
(SD) such as vection and somatogravic illusion (SGI). Methods Five healthy male subjects …

Background The somatogravic illusion (SGI) is a kind of spatial disorientation caused by a
linear sustained acceleration. Pilots believe that visual cues, such as a visible horizon or …

3-Hydroxy-3-methylglutaryl coenzyme A reductase inhibitors, statins, are widely used for
preventing cardiovascular and cerebrovascular diseases by controlling blood cholesterol level. …