Affiliation: | (1) Present address: Radiumhemmet, Karolinska Sjukhuset, S-104 01 Stockholm 60, (Sweden);(2) Present address: 4th Medical Department, Södersjukhuset, S-100 64 Stockholm 38, (Sweden);(3) Present address: Royal Academy of Engineering Sciences, P.O. Box 5073, S-102 42 Stockholm 5, (Sweden) |