APA (7th ed.) Citation

Korshunov, N. I., Baranova, E. Y., Parusova, N. I., & Kapustina, L. V. Some differences between young and elderly patients with rheumatoid artritis.

Chicago Style (17th ed.) Citation

Korshunov, N. I., E. Ya Baranova, N. I. Parusova, and L. V. Kapustina. Some Differences Between Young and Elderly Patients with Rheumatoid Artritis.

MLA (9th ed.) Citation

Korshunov, N. I., et al. Some Differences Between Young and Elderly Patients with Rheumatoid Artritis.

Warning: These citations may not always be 100% accurate.