| Literature DB >> 15439512 |
W P CHAPMAN, E N ROWLANDS, C M JONES.
Abstract
Entities:
Keywords: INTESTINE; MEPERIDINE; MORPHINE; PLACEBOS
Mesh:
Substances:
Year: 1950 PMID: 15439512 DOI: 10.1056/NEJM195008032430501
Source DB: PubMed Journal: N Engl J Med ISSN: 0028-4793 Impact factor: 91.245