Prepyloric antral webs are relatively uncommon as a cause for gastrointestinal obstruction in infants and children.
摘要在婴幼儿肠胃道阻塞
原因中，先天性幽门前
蹼为一相当罕见之原因。
]Prepyloric antral webs are relatively uncommon as a cause for gastrointestinal obstruction in infants and children.
摘要在婴幼儿肠胃道阻塞原因中，先天性幽门前蹼为一相当罕见之原因。
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