Figure 1From: The spatial context of clinic-reported sexually transmitted infection in Hong Kong Geographic distribution of STI patients and Social Hygiene Clinics in Hong Kong, November 2008, against the background of population aged 20 to 64. The STI cases were further divided into neighbourhood cases (those living in the same or adjacent Tertiary Planning Unit (TPU) as the clinic) and distant cases (those living in other TPU).Back to article page