| Literature DB >> 13576240 |
Abstract
Entities:
Keywords: LABOR/anesthesia and analgesia; MEPERIDINE/anesthesia and analgesia; NALORPHINE
Mesh:
Substances:
Year: 1958 PMID: 13576240 DOI: 10.1111/j.1471-0528.1958.tb08566.x
Source DB: PubMed Journal: J Obstet Gynaecol Br Emp ISSN: 0307-1871