Research indexJournal article
Response
Obstfeld
Gastrointestinal Endoscopy1 Jul 1990Open access
Journal articleOpen access
Response
Obstfeld · Gastrointestinal Endoscopy · 1990
Free to read at the publisher
Open it at the publisher to read it.
Research index·Journal article
Obstfeld
Gastrointestinal Endoscopy·1 Jul 1990·Open access
Obstfeld · Gastrointestinal Endoscopy · 1990
Free to read at the publisher
Open it at the publisher to read it.