@misc{indiciae445254294653, title = {Where are we with Doppler?}, author = {J C Dornan and A Harper}, year = {1994}, doi = {10.1111/j.1471-0528.1994.tb13107.x}, url = {https://pubmed.ncbi.nlm.nih.gov/8193090/}, note = {Source identifier: 8193090} }