TY  - BOOK
AU  - Michael Korenkov
AU  - Christoph-Thomas Germer
AU  - Hauke Lang
TI  - Gastrointestinal Operations and Technical Variations
SN  - 9783662498781
PB  - Springer Berlin Heidelberg
N1  - Online Resources
UR  - https://doi.org/10.1007/978-3-662-49878-1
ER  -