APA

Chrubasik S., Thanner J., Künzel O., Conradt C., Black A. & Pollak S. (20021220). Comparison of outcome measures during treatment with the proprietary Harpagophytum extract doloteffin in patients with pain in the lower back, knee or hip. : Phytomedicine : international journal of phytotherapy and phytopharmacology.

Chicago

Chrubasik S, Thanner J, Künzel O, Conradt C, Black A and Pollak S. 20021220. Comparison of outcome measures during treatment with the proprietary Harpagophytum extract doloteffin in patients with pain in the lower back, knee or hip. : Phytomedicine : international journal of phytotherapy and phytopharmacology.

Harvard

Chrubasik S., Thanner J., Künzel O., Conradt C., Black A. and Pollak S. (20021220). Comparison of outcome measures during treatment with the proprietary Harpagophytum extract doloteffin in patients with pain in the lower back, knee or hip. : Phytomedicine : international journal of phytotherapy and phytopharmacology.

MLA

Chrubasik S, Thanner J, Künzel O, Conradt C, Black A and Pollak S. Comparison of outcome measures during treatment with the proprietary Harpagophytum extract doloteffin in patients with pain in the lower back, knee or hip. : Phytomedicine : international journal of phytotherapy and phytopharmacology. 20021220.