This series of reports from the HPA Radiation Protection Division contains publications of substantial scientific work carried out by the Radiation Protection Division. It is a continuation of the NRPB-W series reports published by the National Radiological Protection Board prior to its merger with the HPA.
The NRPB-W series is available in the archive of NRPB publications on this website.
Reports in this series are made available in full on this website as PDF (portable document format) files.
Colour illustrations are provided where appropriate but paper copies of reports, with limited exceptions, are only made available in black and white. Please note that each PDF incorporates a number of blank pages to facilitiate printing.