APA

Oppong S. A., Torto M. & Beyuo T. (20200706). Risk factors and pregnancy outcome in women aged over 40 years at Korle-Bu Teaching Hospital in Accra, Ghana. : International journal of gynaecology and obstetrics: the official organ of the International Federation of Gynaecology and Obstetrics.

Chicago

Oppong Samuel A, Torto Magdalene and Beyuo Titus. 20200706. Risk factors and pregnancy outcome in women aged over 40 years at Korle-Bu Teaching Hospital in Accra, Ghana. : International journal of gynaecology and obstetrics: the official organ of the International Federation of Gynaecology and Obstetrics.

Harvard

Oppong S. A., Torto M. and Beyuo T. (20200706). Risk factors and pregnancy outcome in women aged over 40 years at Korle-Bu Teaching Hospital in Accra, Ghana. : International journal of gynaecology and obstetrics: the official organ of the International Federation of Gynaecology and Obstetrics.

MLA

Oppong Samuel A, Torto Magdalene and Beyuo Titus. Risk factors and pregnancy outcome in women aged over 40 years at Korle-Bu Teaching Hospital in Accra, Ghana. : International journal of gynaecology and obstetrics: the official organ of the International Federation of Gynaecology and Obstetrics. 20200706.