Colorectal Cancer: Screening Double-Contrast Barium Enema Examination in Average-Risk Adults Older Than 50 Years
2002 ◽
Vol 179
(6)
◽
pp. 1419-1427
◽
2003 ◽
Vol 58
(12)
◽
pp. 945-947
◽
2003 ◽
Vol 58
(12)
◽
pp. 948-954
◽