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Detection of ureteral calculi in patients with suspected renal colic: value of reformatted noncontrast helical CT. Sommer FG,Jeffrey RB,Rubin GD,et al. American Journal of Roentgenology . 1995
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Radiologic investigation of renal colic: unenhanced helical CT compared with excretory urography. Sourtzis S,Thibeau JF,Damry N,et al. American Journal of Roentgenology . 1999
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Ureteral calculi: diagnostic efficacy of helical CT and implications for treatment of patients. Boulay I,Holtz P,Foley WD,et al. American Journal of Roentgenology . 1999
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Unenhanced helical CT of ureterolithiasis: value of the tissue rim sign. Kawashima A,Sandler CM,Boridy IC,et al. American Journal of Roentgenology . 1997
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Ureterolithiasis: value of the tail sign in differentiating phleboliths from ureteral calculi at nonenhanced helical CT. Boridy IC,Nikolaidis P,Kawashima A,et al. Radiology . 1999