APA

Nicholson J. M., Kellar L. C., Cronholm P. F. & Macones G. A. (20041223). Active management of risk in pregnancy at term in an urban population: an association between a higher induction of labor rate and a lower cesarean delivery rate. : American journal of obstetrics and gynecology.

Chicago

Nicholson James M, Kellar Lisa C, Cronholm Peter F and Macones George A. 20041223. Active management of risk in pregnancy at term in an urban population: an association between a higher induction of labor rate and a lower cesarean delivery rate. : American journal of obstetrics and gynecology.

Harvard

Nicholson J. M., Kellar L. C., Cronholm P. F. and Macones G. A. (20041223). Active management of risk in pregnancy at term in an urban population: an association between a higher induction of labor rate and a lower cesarean delivery rate. : American journal of obstetrics and gynecology.

MLA

Nicholson James M, Kellar Lisa C, Cronholm Peter F and Macones George A. Active management of risk in pregnancy at term in an urban population: an association between a higher induction of labor rate and a lower cesarean delivery rate. : American journal of obstetrics and gynecology. 20041223.