“…Friends (41, 44, 47, 48, 50, 51, 55, 56, 60, 68, 70, 73, 77), family (41, 43, 44, 51, 52, 55, 68, 70–73), intimate partners (42, 48, 49, 52, 57, 59, 60, 64, 68, 70–72, 77), acquaintances (37, 43, 77), gang members (63), elders (65) and drug dealers (41, 42) were all described as influential. Different types of social interactions shaped injection initiation.…”