Publications by authors named "D W Knuth"

During the growing season of 2021, 201 soil samples from conventionally and organically managed fields from 10 European countries and 8 cropping systems were taken, and 192 residues of synthetic pesticides were analyzed. Pesticide residues were found in 97% of the samples, and 88% of the samples contained mixtures of at least 2 substances. A maximum of 21 substances were found in conventionally managed fields, and a maximum of 12 were found in organically managed fields.

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Khat (Catha edulis) chewing is widespread in the region of East Africa. Even low levels of organochlorine pesticides (OCPs) in khat could induce public health concern. In a market-based study, from five popular khat varieties, a total of 35 composite khat samples were analyzed for dichlorodiphenyltrichloroethane (DDT) and its main transformation products, and four hexachlorocyclohexane (HCH) isomers.

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Class III antiarrhythmics are preferred therapy for managing atrial fibrillation/flutter. Dofetilide 0.5-mg capsules were US Food and Drug Administration (FDA) approved in 1999 to treat atrial fibrillation/flutter.

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Objectives: This study was designed to explore the utilization and non-utilization of pre-hospital emergency care by migrants and non-migrants, and the factors that influence this behaviour.

Methods: A cross-sectional representative German survey was conducted in a sample of 2.175 people, 295 of whom had a migration background.

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Objectives: This study was designed to explore how sociodemographic factors of the patient/patient's relatives including migrant status and service-related aspects influence overall satisfaction with pre-hospital emergency care.

Methods: A descriptive-analytical study was conducted on 218 persons (57 migrants and 161 nonmigrants) who had received pre-hospital emergency care directly (as a patient) or indirectly (as a significant other) in Germany. Sociodemographic data and service-related aspects were entered into a hierarchical regression analysis in order to identify their influence on overall satisfaction.

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