1. Asplin JR The pathogenesis and treatment of kidney stones;Coe, F.L.; Parks, J.H.;N Engl J Med,1992
2. The frequency of urolithiasis in hospital discharge diagnoses in the United States;Sierakowski, R.; Finlayson, B.; Landes, R.R.; Finlayson, C.D.; Sierakowski, N.;Invest Urol,1978
3. Renal stone epidemiology: a 25 year study in Rochester, Minnesota;Kidney Int,1979
4. Urolithiasis: a study of its frequency. ScandJ3 Urol Nephrol;Norlin, A.; Lindell, B.; Granberg, P.-O.; Lindvall, N.,1976
5. Epidemiology of urolithiasis in Japan: a chronological and geographical study;Yoshida 0, Okada Y;Urol Int,1990