Ballen, C.J., Healey, M., Wilson, M., Tobler, M., & Olsson, M. Predictors of telomere content in dragon lizards. Naturwissenschaften 99(8):661-664. PDF

Ballen, C.J., Healey, M., Wilson, M., Tobler, M., Wapstra, E. and Olsson, M. Net superoxide levels: steeper increase with activity in cooler female and hotter male lizards. Journal of Experimental Biology 215(5):731-735. PDF