共 6 条
[1]
ASTLEY R, 1956, RADIOLOGY ALIMENTARY, P7
[3]
GIRDANY BR, 1963, RADIOL CLIN N AM, V1, P557
[4]
HAIGHT C, 1957, J THORAC SURG, V34, P141
[5]
KIRKPATRICK JA, 1961, AMER J ROENTGENOL RA, V86, P884
[6]
WATERSTON DJ, 1963, LANCET, V2, P55