@article{doi:10.1302/1358-992X.95BSUPP_4.SBPR2011-027,
author = {Staiger, C and Giannetti, BM and Tschaikin, M},
title = {TOPICAL COMFREY ROOT EXTRACT IN THE TREATMENT OF ACUTE UPPER OR LOWER BACK PAIN: RESULTS OF A DOUBLE-BLIND, RANDOMISED, PLACEBO-CONTROLLED, MULTICENTRE TRIAL},
journal = {Orthopaedic Proceedings},
volume = {95-B},
number = {SUPP_4},
pages = {27-27},
year = {2013},
doi = {10.1302/1358-992X.95BSUPP_4.SBPR2011-027},
url = {https://doi.org/10.1302/1358-992X.95BSUPP_4.SBPR2011-027}
}