por Geyer, H. S, 1951- [editor] | Kontuly, Thomas [editor].
por Holst, Hans von, 1946- [editor] | Nygren, Ake [editor] | Andersson, Åke E, 1936- [editor] | Karolinska Institutet | International Conference on Traffic Safety, Communication and Health (4 : 1998 : Tokio, Japon).