Witzel A. Review: Marianne Schmidt-Grunert (Ed.) (1999). Sozialarbeitsforschung konkret. Problemzentrierte Interviews als qualitative Erhebungsmethode [Social Work, Concretely: Problem-centered Interviews as Qualitative Method]. FQS [Internet]. 2001 May 31 [cited 2024 Apr. 24];2(2). Available from: https://www.qualitative-research.net/index.php/fqs/article/view/940