| Literature DB >> 13573309 |
Abstract
Entities:
Keywords: LABOR/anesthesia and analgesia; METHADON/related compounds
Mesh:
Substances:
Year: 1958 PMID: 13573309 PMCID: PMC1830149
Source DB: PubMed Journal: Can Med Assoc J ISSN: 0008-4409 Impact factor: 8.262