TY  - RPRT
TI  - How far down the duodenum?
AU  - J C Nicholls
AU  - P A Smith
PY  - 1981
DO  - 10.1136/bmj.282.6271.1223
UR  - https://pubmed.ncbi.nlm.nih.gov/6788142/
ID  - 6788142
ER  -