TY  - GEN
AU  - BUCKWALTER,J A
AU  - COLTER,D C
AU  - KNOWLER,L A
AU  - TIDRICK,R T
AU  - WOHLWEND,E B
TI  - Peptic ulceration and ABO blood groups
SN  - 0002-9955
PY  - 2002///0501
KW  - ABO Blood-Group System
KW  - Blood Group Antigens
KW  - Humans
KW  - Peptic Ulcer
KW  - blood
N1  - Publication Type: Journal Article
UR  - https://doi.org/10.1001/jama.1956.02970300015006
ER  -