Assertion: fistula's cause | /r/HasProperty | cephalopelvic disproportion
Facets:
Source sentences:
text: The mechanical causes of prolonged and obstructed labour shown in Table 9.1 can be grouped into various categories: cephalopelvic disproportion; malpresentations and malpositions; or an abnormality in the fetus or the mother which obstructs the birth canal.