Fig. 1From: Acceptance and feasibility of a low-threshold and substitution services-based periodical monitoring system for blood-borne and sexually transmitted infections among people who inject drugs in Germany: a mixed-methods analysisCategories with deductive (black)/ inductive (red) content analysis codes of the group discussions with facilities/study participants. PoCT Point of care test, RKI Robert Koch Institute, SOPs Standard operating proceduresBack to article page