RISK FACTOR STUDIES OF AGE-AT-ONSET IN A SAMPLE ASCERTAINED FOR PARKINSON DISEASE AFFECTED SIBLING PAIRS: A CAUTIONARY TALE

Risk factor studies of age-at-onset in a sample ascertained for Parkinson disease affected sibling pairs: a cautionary tale

Abstract An association between exposure to a risk factor and age-at-onset of disease may reflect an effect on the rate of disease occurrence or an acceleration of the disease process.The difference in age-at-onset arising from case-only studies, however, may hydrangea red sensation also reflect secular trends in the prevalence of exposure to the r

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Assessment of the contribution of residential waste burning to ambient PM10 concentrations in Hungary and Romania

The illegal burning of solid waste in residential stoves is an existing practice, but until now it has been completely disregarded as an emission source of atmospheric pollutants in many developed countries, including those in eastern Europe.Various types of solid waste (plastics, treated wood, plyboards, tyre, rag) serve as an auxiliary fuel in ma

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