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BACKGROUND The most widely used system for peripheral blood progenitor cell (PBPC) cryopreservation is controlled-rate freezing (CRF). Uncontrolled-rate freezing (URF) at -80 degrees C has also been(More)
The Air Pollution and Health: a European Approach (APHEA) project is a coordinated study of the short-term effects of air pollution on mortality and hospital admissions. Five West European cities(More)