References 17
[17] P.M. Schweizer (a), P. Spanne (b), J.A. Laissue (c) and U. Jauch (d), (1997), to be published.
(a) Institute of Medical Radiobiology, Univ. of Zürich
(Switzerland)
(b) ESRF
(c) Institute of Pathology, Univ. of Bern (Switzerland)
(d) Institute of Plant Biology, Univ. of Zürich (Switzerland)