AU - Clary PL TI - HEart-shaped stones PT - JOUR DP - 2009 TA - JAMA pages = {928}, VI - 302 IP - 9 AID - 10.1001/jama.2009.1224 [doi] 4100 - http://dx.doi.org/10.1001/jama.2009.1224 SO - JAMA September 2, 2009 302(9):928