Taipei Medical University
A
B
C
D
E
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G
H
I
J
K
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M
N
O
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Q
R
S
T
U
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W
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*
Duodenal ulcer acute with perforation without mention of obstruction
53210
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D
E
F
G
H
I
J
K
L
M
N
O
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T
U
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*
