TY  - GEN
AU  - Classen,M
TI  - Back to the future: the first papillotomy at Erlangen
SN  - 0016-5107
PY  - 2000///0713
KW  - Cholangiopancreatography, Endoscopic Retrograde
KW  - history
KW  - Female
KW  - Germany
KW  - History, 20th Century
KW  - Humans
KW  - Sphincterotomy, Endoscopic
N1  - Publication Type: Historical Article; Journal Article
UR  - https://doi.org/10.1016/s0016-5107(00)70313-0
ER  -