共 12 条
[11]
Vantrappen G., Janssens J., To dilate or to operate? That is the question, Gut, 24, pp. 1013-1019, (1983)
[12]
Witzel L., Treatment of achalasia with a pneumatic dilatator attached to a gastroscope, Endoscopy, 13, pp. 176-177, (1981)