Cita APA

Harris, B. M., Eklund, G., Meirik, O., Rutqvist, L. E., & Wiklund, K. (1989). Risk of cancer of the breast after legal abortion during first trimester: A Swedish register study.

Chicago Style Citation

Harris, B. M., G. Eklund, O. Meirik, L. E. Rutqvist, i K. Wiklund. Risk of Cancer of the Breast After Legal Abortion During First Trimester: A Swedish Register Study. 1989.

Cita MLA

Harris, B. M., et al. Risk of Cancer of the Breast After Legal Abortion During First Trimester: A Swedish Register Study. 1989.