Cita APA

Herrera, C., Cornejo, G., Edwards, L., Romero, G., & Ulloa, D. (2015). Heterotopic pregnancy after use of ovulation induction: Report of a case.

Citación estilo Chicago

Herrera, César, Gustavo Cornejo, Luis Edwards, Guttemberg Romero, y Delia Ulloa. Heterotopic Pregnancy After Use of Ovulation Induction: Report of a Case. 2015.

Cita MLA

Herrera, César, et al. Heterotopic Pregnancy After Use of Ovulation Induction: Report of a Case. 2015.