APA (7th ed.) Citation

Merk, V. M., Boonen, G., Butterweck, V., & Schapowal, A. Efficacy and Safety of <i>P. hybridus</i> Leaf Extract Ze 339 for the Treatment of Allergic Rhinitis. MDPI AG.

Chicago Style (17th ed.) Citation

Merk, Verena M., Georg Boonen, Veronika Butterweck, and Andreas Schapowal. Efficacy and Safety of <i>P. Hybridus</i> Leaf Extract Ze 339 for the Treatment of Allergic Rhinitis. MDPI AG.

MLA (9th ed.) Citation

Merk, Verena M., et al. Efficacy and Safety of <i>P. Hybridus</i> Leaf Extract Ze 339 for the Treatment of Allergic Rhinitis. MDPI AG.