Analysis of information sources in references of the Wikipedia article "Shoulder dystocia" in English language version.
{{cite book}}
: |work=
ignored (help){{cite journal}}
: Cite journal requires |journal=
(help)A local study of shoulder dystocia in Singapore determined that a birth weight above 3.6kg was associated with a 16 times higher risk for shoulder dystocia compared to pregnancies resulting in the delivery of an infant weighing less than 3.6kg.
{{cite journal}}
: Cite journal requires |journal=
(help)