1. Economic impact of urolithiasis in the United States;Clark;J Urol,1995
2. 10-year experience with extracorporeal shockwave lithotripsy in the state of Colorado;Grampsas;J Endourol,2000
3. The financial effects of kidney stone prevention;Parks;Kidney Int,1996
4. Medical management of urinary stone disease;Robertson;EBU Update Series,1998
5. Tiselius, H.-G.: Comprehensive metabolic evaluation of stone formers is cost-effective. In: Urolithiasis 2000: Proceedings of the 9th International Symposium on Urolithiasis. Edited by A. L. Rodgers, B. E. Hibbert, B. Hess, S. R. Khan and G. M. Preminger. Cape Town, South Africa: University of Cape Town Press, pp. 349–355, 2000