RT Journal Article SR Electronic T1 Technology Assessment and New Kidney Stone Treatment Methods JF Journal of Epidemiology and Community Health JO J Epidemiol Community Health FD BMJ Publishing Group Ltd SP 78 OP 78 DO 10.1136/jech.44.1.78-b VO 44 IS 1 A1 Russell, Ian YR 1990 UL http://jech.bmj.com/content/44/1/78.3.abstract AB