Pavlik, I., Suchy, J., Pacík, D., Bokr, R., Sust, M., Villoria, J., & Abadías, M. (2004). Comparison of cizolirtine citrate and metamizol sodium in the treatment of adult acute renal colic: A randomized, double-blind, clinical pilot study. Clinical Therapeutics, 26(7), 1061-1072. https://doi.org/10.1016/S0149-2918(04)90178-6

Pavlik, Ivan, Jan Suchy, Dalibor Pacík, Richard Bokr, Mariano Sust, Jesús Villoria, and Montserrat Abadías. "Comparison of Cizolirtine Citrate and Metamizol Sodium in the Treatment of Adult Acute Renal Colic: A Randomized, Double-blind, Clinical Pilot Study." Clinical Therapeutics 26, no. 7 (2004): 1061-1072. https://doi.org/10.1016/S0149-2918(04)90178-6.

Pavlik, Ivan, et al. "Comparison of Cizolirtine Citrate and Metamizol Sodium in the Treatment of Adult Acute Renal Colic: A Randomized, Double-blind, Clinical Pilot Study." Clinical Therapeutics, vol. 26, no. 7, 2004, pp. 1061-1072, https://doi.org/10.1016/S0149-2918(04)90178-6.