(Q42941514)
Statements
1 reference
Influence of age and ABO blood groups in the precipitation of bleeding peptic ulcers (English)
1 reference
Berg M
1 reference
1 December 1969
1 reference
1 reference
10
1 reference
12
1 reference
1029-1030
1 reference
Identifiers
1 reference
1 reference
1 reference