Downing, Sandra Gaye, Cashman, Colette, McNamee, Heather, Penney, Debbie, Russell, Darren B., and Hellard, Margaret E. (2013) Increasing chlamydia test of re-infection rates using SMS reminders and incentives. Sexually Transmitted Diseases, 89 (1). pp. 16-19.

Downing, Sandra, McNamee, Heather, Penney, Debbie, Leamy, Joanne, de Costa, Caroline, and Russell, Darren B. (2010) Three years on: a review of medical terminations of pregnancy performed in a sexual health service. Sexual Health, 7 (2). pp. 212-215.

de Costa, Caroline M., Russell, Darren B., de Costa, Naomi R., Carrette, Michael, and McNamee, Heather M. (2007) Introducing early medical abortion in Australia: there is a need to update abortion laws. Sexual Health, 4 (4). pp. 223-226.

de Costa, Caroline M., Russell, Darren B., de Costa, Naomi R., Carrette, Michael, and McNamee, Heather M. (2007) Early medical abortion in Cairns, Queensland: July 2006 - April 2007. Medical Journal of Australia, 187 (3). pp. 171-173.