@article{doi:10.1302/0301-620X.69B2.3818758,
author = {Brown, JG and Ward, PE and Wilkinson, AJ and Mollan, RA},
title = {Impedance plethysmography. A screening procedure to detect deep-vein thrombosis},
journal = {The Journal of Bone & Joint Surgery British Volume},
volume = {69-B},
number = {2},
pages = {264-267},
year = {1987},
doi = {10.1302/0301-620X.69B2.3818758},
url = {https://doi.org/10.1302/0301-620X.69B2.3818758}
}