["This is Not at All Foreseeable from the Outset" - Research Ethics in Qualitative Health Services Research: A Survey of Researchers].

On the one hand, the data documents typical central research ethics questions that researchers are confronted with in the context of qualitative health services research; on the other hand, they also point to gaps and less considered topics. A systematizing ethical reflection could take up these findings in order to develop health services research-specific principles and strategies for handling research ethics issues.