Style de citation APA (7e éd.)

Thayyil, S., Bassett, P., & Shankaran, S. (2021). Questions about the HELIX trial – Authors' reply. Elsevier.

Style de citation Chicago (17e éd.)

Thayyil, Sudhin, Paul Bassett, et Seetha Shankaran. Questions About the HELIX Trial – Authors' Reply. Elsevier, 2021.

Style de citation MLA (8e éd.)

Thayyil, Sudhin, et al. Questions About the HELIX Trial – Authors' Reply. Elsevier, 2021.