Changes in patterns of drug use among injecting drug users following changes in the availability of heroin in New South Wales, Australia.

Roxburgh A, Degenhardt L, Breen C

The effects of restricting publicly subsidised temazepam capsules on benzodiazepine use among injecting drug users in Australia.

Breen CL, Degenhardt LJ, Bruno RB, Roxburgh AD, Jenkinson R