Viral inactivation in dry-heat treated clotting factor concentrates by B Cuthbertson, A Jones, P R Foster, A J Garratt and D Onions, presented at BBTS Meeting Oxford, September 1985. Reports on results and provides information on potential for viral inactivation in heat-treated freeze-dried clotting factor preparations. Data is compared with baseline data obtained by treatment in a recognised virucidal process.