By Budtz Signe   Witt Klaus   in Scandinavian Journal of Primary Health Care

ISSN:0281-3432|20|3|174-176

Informa Healthcare‎(2002)‎

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By Witt Klaus   Mitschke Alexander   Luniak Maciej   in Acta Ornithologica

ISSN:0001-6454|40|2|139-146

Museum and Institute of Zoology, Polish Academy of Sciences‎(2005)‎

Access to resources Favorite 9.933184

By Malterud Kirsti   Hollnagel Hanne   Witt Klaus   in Scandinavian Journal of Public Health

ISSN:1403-4948|29|3|183-188

Informa Healthcare‎(2001)‎

Access to resources Favorite 9.933184