Small-world challenges and solutions identified by mid-level managers within a decentralised healthcare system during a qualitative sub-study of a tuberculosis-prevention therapy rollout intervention in Uganda: "When a big drum like the District Health Officer talks". - Johnson-Peretz J; Christian C; Akatukwasa C; Atwine F; Kamya MR; Havlir DV; Chamie G; Camlin CS; Kakande E (Research square, 2025)