Media type: E-Article Title: DYSTOCIA Contributor: DUDLEY, DONALD J. imprint: Ovid Technologies (Wolters Kluwer Health), 1997 Published in: Clinical Obstetrics and Gynecology Language: English DOI: 10.1097/00003081-199709000-00003 ISSN: 0009-9201 Keywords: Obstetrics and Gynecology Origination: Footnote: