| epidemiological studies of hemorrhagic fever with renal syndrome: analysis of risk factors and mode of transmission. | during an outbreak of hemorrhagic fever with renal syndrome in the anhui province of china, a door-to-door survey was conducted of all of the 10,024 residents of eight village communities. the incidence rates were higher in males than in females and higher in adults than in children. of all the residents surveyed, however, those who had slept on the ground or had been engaged in heavy farm work were at a significantly higher risk of illness than were those who slept on wooden beds or did light w ... | 1985 | 2861242 |