Fig. 1From: Factors that influence the characteristics of needles and syringes used by people who inject drugs in TajikistanCross-sectional view illustrating dead space in standard needles and syringes and low dead space options. a Standard needle on standard syringe; b Low dead space syringe with permanently attached needle; c Standard needle on low dead space syringe; d Low dead space needle on standard syringeBack to article page