Dutch air quality shows little improvement in 2017 In 2017, concentrations of nitrogen dioxide and particulate matter in most parts of the Netherlands were below European limit values.
Discussion regarding health-based guidance value of PFOA The European Food Safety Authority (EFSA) has published a provisional health-based guidance value for perfluorooctane sulfonate (PFOS) and perfluorooctanoic acid (PFOA).
Lab tests alone not conclusive for diagnosis of Lyme disease Lyme disease can cause a variety of complaints in patients. Laboratory tests for the disease can support medical practitioners in making a diagnosis but are not necessarily conclusive.