APA (7th ed.) Citation

Chaves, F., Chacón, M., Badilla, B., & Arévalo, C. (2007). Effect of Echinacea purpurea (Asteraceae) aqueous extract on antibody response to Bothrops asper venom and immune cell response. Universidad de Costa Rica.

Chicago Style (17th ed.) Citation

Chaves, Fernando, Mauricio Chacón, Beatriz Badilla, and Carolina Arévalo. Effect of Echinacea Purpurea (Asteraceae) Aqueous Extract on Antibody Response to Bothrops Asper Venom and Immune Cell Response. Universidad de Costa Rica, 2007.

MLA (9th ed.) Citation

Chaves, Fernando, et al. Effect of Echinacea Purpurea (Asteraceae) Aqueous Extract on Antibody Response to Bothrops Asper Venom and Immune Cell Response. Universidad de Costa Rica, 2007.