APA (7th ed.) Citation

Kovalev, I. A., Belozerov, Y. M., Sadykova, D. I., Sabirova, D. R., Yakovleva, L. V., Khabibrakhmanova, Z. R., & Sakerin, A. S. Atrioventricular Block in Children. Union of pediatricians of Russia.

Chicago Style (17th ed.) Citation

Kovalev, Igor A., Yuri M. Belozerov, Dinara I. Sadykova, Dina R. Sabirova, Lyudmila V. Yakovleva, Zulfiya R. Khabibrakhmanova, and Andrey S. Sakerin. Atrioventricular Block in Children. Union of pediatricians of Russia.

MLA (9th ed.) Citation

Kovalev, Igor A., et al. Atrioventricular Block in Children. Union of pediatricians of Russia.